diff --git a/.rubocop.yml b/.rubocop.yml
index f729931e2..fc32f7833 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -386,7 +386,7 @@ Style/ClassAndModuleChildren:
 Style/Next:
   Description: 'Use `next` to skip iteration instead of a condition at the end.'
   StyleGuide: '#no-nested-conditionals'
-  Enabled: false
+  Enabled: true
 
 Style/RedundantAssignment:
   Description: 'Checks for redundant assignment before returning.'
@@ -423,10 +423,10 @@ Style/ReturnNil:
   Description: 'Use return instead of return nil.'
   Enabled: true
 
-# Style/Send:
-#   Description: 'Prefer `Object#__send__` or `Object#public_send` to `send`, as `send` may overlap with existing methods.'
-#   StyleGuide: '#prefer-public-send'
-#   Enabled: false
+Style/Send:
+  Description: 'Prefer `Object#__send__` or `Object#public_send` to `send`, as `send` may overlap with existing methods.'
+  StyleGuide: '#prefer-public-send'
+  Enabled: true
 
 Style/SingleLineBlockParams:
   Description: 'Enforces the names of some block params.'
@@ -455,9 +455,9 @@ Style/TrailingCommaInArrayLiteral:
   Enabled: true
   EnforcedStyleForMultiline: comma
 
-# Style/TrailingCommaInBlockArgs:
-#   Description: 'Checks for useless trailing commas in block arguments.'
-#   Enabled: false
+Style/TrailingCommaInBlockArgs:
+  Description: 'Checks for useless trailing commas in block arguments.'
+  Enabled: true
 
 # Performance cops from rubocop-performance
 # https://github.com/rubocop-hq/rubocop-performance/blob/master/config/default.yml
diff --git a/app/controllers/buffer_updates_controller.rb b/app/controllers/buffer_updates_controller.rb
index 9c64e43da..9b3898712 100644
--- a/app/controllers/buffer_updates_controller.rb
+++ b/app/controllers/buffer_updates_controller.rb
@@ -26,17 +26,18 @@ class BufferUpdatesController < ApplicationController
     tags_names = @article.decorate.cached_tag_list_array
     tags_names.each do |name|
       tag = Tag.find_by(name: name)
-      if tag&.buffer_profile_id_code.present?
-        BufferUpdate.create(
-          article_id: @article.id,
-          composer_user_id: current_user.id,
-          body_text: modified_body_text,
-          social_service_name: "twitter",
-          buffer_profile_id_code: tag.buffer_profile_id_code,
-          tag_id: tag.id,
-          status: "pending",
-        )
-      end
+
+      next if tag&.buffer_profile_id_code.blank?
+
+      BufferUpdate.create(
+        article_id: @article.id,
+        composer_user_id: current_user.id,
+        body_text: modified_body_text,
+        social_service_name: "twitter",
+        buffer_profile_id_code: tag.buffer_profile_id_code,
+        tag_id: tag.id,
+        status: "pending",
+      )
     end
   end
 
diff --git a/app/labor/cache_buster.rb b/app/labor/cache_buster.rb
index 51804cca1..469ba5408 100644
--- a/app/labor/cache_buster.rb
+++ b/app/labor/cache_buster.rb
@@ -76,12 +76,12 @@ module CacheBuster
       bust("/videos?i=i")
     end
     TIMEFRAMES.each do |timestamp, interval|
-      if Article.published.where("published_at > ?", timestamp)
-          .order(public_reactions_count: :desc).limit(3).pluck(:id).include?(article.id)
-        bust("/top/#{interval}")
-        bust("/top/#{interval}?i=i")
-        bust("/top/#{interval}/?i=i")
-      end
+      next unless Article.published.where("published_at > ?", timestamp)
+        .order(public_reactions_count: :desc).limit(3).pluck(:id).include?(article.id)
+
+      bust("/top/#{interval}")
+      bust("/top/#{interval}?i=i")
+      bust("/top/#{interval}/?i=i")
     end
     if article.published && article.published_at > 1.hour.ago
       bust("/latest")
@@ -99,22 +99,23 @@ module CacheBuster
         bust("/t/#{tag}/latest?i=i")
       end
       TIMEFRAMES.each do |timestamp, interval|
-        if Article.published.where("published_at > ?", timestamp).tagged_with(tag)
-            .order(public_reactions_count: :desc).limit(3).pluck(:id).include?(article.id)
-          bust("/top/#{interval}")
-          bust("/top/#{interval}?i=i")
-          bust("/top/#{interval}/?i=i")
-          12.times do |i|
-            bust("/api/articles?tag=#{tag}&top=#{i}")
-          end
+        next unless Article.published.where("published_at > ?", timestamp).tagged_with(tag)
+          .order(public_reactions_count: :desc).limit(3).pluck(:id).include?(article.id)
+
+        bust("/top/#{interval}")
+        bust("/top/#{interval}?i=i")
+        bust("/top/#{interval}/?i=i")
+        12.times do |i|
+          bust("/api/articles?tag=#{tag}&top=#{i}")
         end
       end
-      if rand(2) == 1 &&
-          Article.published.tagged_with(tag)
-              .order(hotness_score: :desc).limit(2).pluck(:id).include?(article.id)
-        bust("/t/#{tag}")
-        bust("/t/#{tag}?i=i")
-      end
+
+      next unless rand(2) == 1 &&
+        Article.published.tagged_with(tag)
+          .order(hotness_score: :desc).limit(2).pluck(:id).include?(article.id)
+
+      bust("/t/#{tag}")
+      bust("/t/#{tag}?i=i")
     end
   end
 
diff --git a/app/labor/markdown_fixer.rb b/app/labor/markdown_fixer.rb
index 9c401976d..07df9f7ec 100644
--- a/app/labor/markdown_fixer.rb
+++ b/app/labor/markdown_fixer.rb
@@ -7,17 +7,17 @@ class MarkdownFixer
         add_quotes_to_title add_quotes_to_description
         modify_hr_tags convert_new_lines split_tags underscores_in_usernames
       ]
-      methods.reduce(markdown) { |acc, elem| send(elem, acc) }
+      methods.reduce(markdown) { |acc, elem| public_send(elem, acc) }
     end
 
     def fix_for_preview(markdown)
       methods = %i[add_quotes_to_title add_quotes_to_description modify_hr_tags underscores_in_usernames]
-      methods.reduce(markdown) { |acc, elem| send(elem, acc) }
+      methods.reduce(markdown) { |acc, elem| public_send(elem, acc) }
     end
 
     def fix_for_comment(markdown)
       methods = %I[modify_hr_tags underscores_in_usernames]
-      methods.reduce(markdown) { |acc, elem| send(elem, acc) }
+      methods.reduce(markdown) { |acc, elem| public_send(elem, acc) }
     end
 
     def add_quotes_to_title(markdown)
diff --git a/app/models/podcast_episode.rb b/app/models/podcast_episode.rb
index d94e52225..47c991f77 100644
--- a/app/models/podcast_episode.rb
+++ b/app/models/podcast_episode.rb
@@ -112,21 +112,21 @@ class PodcastEpisode < ApplicationRecord
     doc.css("img").each do |img|
       img_src = img.attr("src")
 
-      if img_src
-        quality = "auto"
-        quality = 66 if img_src.include?(".gif")
+      next unless img_src
 
-        cloudinary_img_src = ActionController::Base.helpers
-          .cl_image_path(img_src,
-                         type: "fetch",
-                         width: 725,
-                         crop: "limit",
-                         quality: quality,
-                         flags: "progressive",
-                         fetch_format: "auto",
-                         sign_url: true)
-        self.processed_html = processed_html.gsub(img_src, cloudinary_img_src)
-      end
+      quality = "auto"
+      quality = 66 if img_src.include?(".gif")
+
+      cloudinary_img_src = ActionController::Base.helpers
+        .cl_image_path(img_src,
+                       type: "fetch",
+                       width: 725,
+                       crop: "limit",
+                       quality: quality,
+                       flags: "progressive",
+                       fetch_format: "auto",
+                       sign_url: true)
+      self.processed_html = processed_html.gsub(img_src, cloudinary_img_src)
     end
   end
 end
diff --git a/app/services/data_sync/elasticsearch/article.rb b/app/services/data_sync/elasticsearch/article.rb
index b6a3c1105..bd26987ed 100644
--- a/app/services/data_sync/elasticsearch/article.rb
+++ b/app/services/data_sync/elasticsearch/article.rb
@@ -19,9 +19,9 @@ module DataSync
       def sync_related_documents
         RELATED_DOCS.each do |relation_name|
           if updated_record.published
-            send(relation_name).find_each(&:index_to_elasticsearch)
+            __send__(relation_name).find_each(&:index_to_elasticsearch)
           elsif updated_fields.key?(:published)
-            send(relation_name).find_each(&:remove_from_elasticsearch)
+            __send__(relation_name).find_each(&:remove_from_elasticsearch)
           end
         end
       end
diff --git a/app/services/data_sync/elasticsearch/base.rb b/app/services/data_sync/elasticsearch/base.rb
index 9918d89fe..b20054a97 100644
--- a/app/services/data_sync/elasticsearch/base.rb
+++ b/app/services/data_sync/elasticsearch/base.rb
@@ -21,7 +21,7 @@ module DataSync
 
       def sync_related_documents
         self.class::RELATED_DOCS.each do |relation_name|
-          send(relation_name).find_each(&:index_to_elasticsearch)
+          __send__(relation_name).find_each(&:index_to_elasticsearch)
         end
       end
 
diff --git a/app/services/rate_limit_checker.rb b/app/services/rate_limit_checker.rb
index d45126b30..e4a19a8a9 100644
--- a/app/services/rate_limit_checker.rb
+++ b/app/services/rate_limit_checker.rb
@@ -40,7 +40,7 @@ class RateLimitChecker
 
   def limit_by_action(action)
     check_method = "check_#{action}_limit"
-    result = respond_to?(check_method, true) ? send(check_method) : false
+    result = respond_to?(check_method, true) ? __send__(check_method) : false
 
     if result
       @action = action
diff --git a/app/services/rss_reader/assembler.rb b/app/services/rss_reader/assembler.rb
index 568e68dc8..e6f87c0ba 100644
--- a/app/services/rss_reader/assembler.rb
+++ b/app/services/rss_reader/assembler.rb
@@ -77,14 +77,14 @@ class RssReader
         next if a_tag.empty?
 
         possible_link = a_tag[0].inner_html
-        if /medium\.com\/media\/.+\/href/.match?(possible_link)
-          real_link = HTTParty.head(possible_link).request.last_uri.to_s
-          return nil unless real_link.include?("gist.github.com")
+        next unless /medium\.com\/media\/.+\/href/.match?(possible_link)
 
-          iframe.name = "p"
-          iframe.keys.each { |attr| iframe.remove_attribute(attr) } # rubocop:disable Style/HashEachMethods
-          iframe.inner_html = "{% gist #{real_link} %}"
-        end
+        real_link = HTTParty.head(possible_link).request.last_uri.to_s
+        return nil unless real_link.include?("gist.github.com")
+
+        iframe.name = "p"
+        iframe.keys.each { |attr| iframe.remove_attribute(attr) } # rubocop:disable Style/HashEachMethods
+        iframe.inner_html = "{% gist #{real_link} %}"
       end
       html_doc
     end
@@ -94,14 +94,14 @@ class RssReader
       html_doc.search("script").remove
       html_doc.css("blockquote").each do |bq|
         bq_with_p = bq.css("p")
-        next if bq_with_p.empty?
 
-        if (tweet_link = bq_with_p.css("a[href*='twitter.com']"))
-          bq.name = "p"
-          tweet_url = tweet_link.attribute("href").value
-          tweet_id = tweet_url.split("/status/").last
-          bq.inner_html = "{% tweet #{tweet_id} %}"
-        end
+        next if bq_with_p.empty?
+        next unless (tweet_link = bq_with_p.css("a[href*='twitter.com']"))
+
+        bq.name = "p"
+        tweet_url = tweet_link.attribute("href").value
+        tweet_id = tweet_url.split("/status/").last
+        bq.inner_html = "{% tweet #{tweet_id} %}"
       end
     end
 
@@ -115,12 +115,12 @@ class RssReader
 
     def parse_and_translate_youtube_iframe!(html_doc)
       html_doc.css("iframe").each do |iframe|
-        if /youtube\.com/.match?(iframe.attributes["src"].value)
-          iframe.name = "p"
-          youtube_id = iframe.attributes["src"].value.scan(/embed%2F(.{4,11})/).flatten.first
-          iframe.keys.each { |attr| iframe.remove_attribute(attr) } # rubocop:disable Style/HashEachMethods
-          iframe.inner_html = "{% youtube #{youtube_id} %}"
-        end
+        next unless /youtube\.com/.match?(iframe.attributes["src"].value)
+
+        iframe.name = "p"
+        youtube_id = iframe.attributes["src"].value.scan(/embed%2F(.{4,11})/).flatten.first
+        iframe.keys.each { |attr| iframe.remove_attribute(attr) } # rubocop:disable Style/HashEachMethods
+        iframe.inner_html = "{% youtube #{youtube_id} %}"
       end
     end
 
diff --git a/config/application.rb b/config/application.rb
index 7daee048b..6cfa51c4f 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -64,11 +64,11 @@ module PracticalDeveloper
       top_routes = []
       Rails.application.routes.routes.each do |route|
         route = route.path.spec.to_s
-        unless route.starts_with?("/:")
-          route = route.split("/")[1]
-          route = route.split("(")[0] if route&.include?("(")
-          top_routes << route
-        end
+        next if route.starts_with?("/:")
+
+        route = route.split("/")[1]
+        route = route.split("(")[0] if route&.include?("(")
+        top_routes << route
       end
       ReservedWords.all = [ReservedWords::BASE_WORDS + top_routes].flatten.compact.uniq
     end
diff --git a/config/initializers/0_application_config.rb b/config/initializers/0_application_config.rb
index a265973ba..154af296f 100644
--- a/config/initializers/0_application_config.rb
+++ b/config/initializers/0_application_config.rb
@@ -4,7 +4,7 @@ class ApplicationConfig
   URI_REGEXP = %r{(?<scheme>https?://)?(?<host>.+?)(?<port>:\d+)?$}.freeze
 
   def self.[](key)
-    ENVied.send(key)
+    ENVied.public_send(key)
   end
 
   def self.app_domain_no_port
diff --git a/spec/requests/async_info_spec.rb b/spec/requests/async_info_spec.rb
index a76154498..4772afc4a 100644
--- a/spec/requests/async_info_spec.rb
+++ b/spec/requests/async_info_spec.rb
@@ -45,7 +45,7 @@ RSpec.describe "AsyncInfo", type: :request do
     it "requires remember_user_token cookie to be present" do
       get "/async_info/base_data"
       token = "a_token"
-      controller.send("cookies")[:remember_user_token] = "a_token"
+      controller.__send__("cookies")[:remember_user_token] = "a_token"
       expect(controller.remember_user_token).to eq(token)
     end
   end
diff --git a/spec/requests/follows_show_spec.rb b/spec/requests/follows_show_spec.rb
index 505bc8c8e..71368c9e1 100644
--- a/spec/requests/follows_show_spec.rb
+++ b/spec/requests/follows_show_spec.rb
@@ -11,7 +11,7 @@ RSpec.describe "Follows #show", type: :request do
 
   def get_following_status
     %w[User Organization Tag Podcast].map do |type|
-      get "/follows/#{send(type.downcase).id}", params: { followable_type: type }
+      get "/follows/#{__send__(type.downcase).id}", params: { followable_type: type }
       response.body
     end
   end
@@ -27,7 +27,7 @@ RSpec.describe "Follows #show", type: :request do
   end
 
   it "returns true when is following" do
-    %w[user organization tag].each { |followable| current_user.follow(send(followable)) }
+    %w[user organization tag].each { |followable| current_user.follow(__send__(followable)) }
     expect(get_following_status.uniq[0]).to eq("true")
   end
 
diff --git a/spec/services/broadcasts/welcome_notification/generator_spec.rb b/spec/services/broadcasts/welcome_notification/generator_spec.rb
index 9fa97471a..284e2c6e9 100644
--- a/spec/services/broadcasts/welcome_notification/generator_spec.rb
+++ b/spec/services/broadcasts/welcome_notification/generator_spec.rb
@@ -103,24 +103,24 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
 
     it "does not send a notification to a newly-created user" do
       user.update!(created_at: Time.zone.now)
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_welcome_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_welcome_notification) }
       expect(user.notifications.count).to eq(0)
     end
 
     it "generates the correct broadcast type and sends the notification to the user" do
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_welcome_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_welcome_notification) }
       expect(user.notifications.first.notifiable).to eq(welcome_broadcast)
     end
 
     it "does not send to a user who has commented in a welcome thread" do
       create(:comment, commentable: welcome_thread, commentable_type: "Article", user: user)
       expect do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_welcome_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_welcome_notification) }
       end.not_to change(user.notifications, :count)
     end
 
     it "does not send duplicate notifications" do
-      2.times { sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_welcome_notification) } }
+      2.times { sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_welcome_notification) } }
       expect(user.notifications.count).to eq(1)
     end
   end
@@ -128,32 +128,32 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
   describe "#send_authentication_notification" do
     it "does not send notification if user is created less than a day ago" do
       user = create(:user, :with_identity, identities: ["github"])
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_authentication_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_authentication_notification) }
       expect(Notification).not_to have_received(:send_welcome_notification)
     end
 
     it "generates and sends the appropriate broadcast (twitter)" do
       user = create(:user, :with_identity, identities: ["github"], created_at: 1.day.ago)
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_authentication_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_authentication_notification) }
       expect(user.notifications.first.notifiable).to eq(twitter_connect_broadcast)
     end
 
     it "generates and sends the appropriate broadcast (github)" do
       user = create(:user, :with_identity, identities: ["twitter"], created_at: 1.day.ago)
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_authentication_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_authentication_notification) }
       expect(user.notifications.first.notifiable).to eq(github_connect_broadcast)
     end
 
     it "does not send notification if user is authenticated with both services" do
       user = create(:user, :with_identity, identities: %w[twitter github], created_at: 1.day.ago)
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_authentication_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_authentication_notification) }
       expect(Notification).not_to have_received(:send_welcome_notification).with(user.id, github_connect_broadcast.id)
     end
 
     it "does not send duplicate notifications (github)" do
       user = create(:user, :with_identity, identities: ["twitter"], created_at: 1.day.ago)
       2.times do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_authentication_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_authentication_notification) }
       end
       expect(user.notifications.count).to eq(1)
     end
@@ -161,7 +161,7 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
     it "does not send duplicate notifications (twitter)" do
       user = create(:user, :with_identity, identities: ["github"], created_at: 1.day.ago)
       2.times do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_authentication_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_authentication_notification) }
       end
       expect(user.notifications.count).to eq(1)
     end
@@ -175,25 +175,25 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
 
     it "does not send a notification to a newly-created user" do
       user.update!(created_at: Time.current)
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_feed_customization_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_feed_customization_notification) }
       expect(Notification).not_to have_received(:send_welcome_notification)
     end
 
     it "does not send a notification to a user that is following 2 tags" do
       2.times { user.follow(create(:tag)) }
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_feed_customization_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_feed_customization_notification) }
       expect(Notification).not_to have_received(:send_welcome_notification)
     end
 
     it "sends a notification to a user with 0 tag follows" do
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_feed_customization_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_feed_customization_notification) }
       expect(user.notifications.count).to eq(1)
       expect(user.notifications.first.notifiable).to eq(customize_feed_broadcast)
     end
 
     it "does not send duplicate notifications" do
       2.times do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_feed_customization_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_feed_customization_notification) }
       end
       expect(user.notifications.count).to eq(1)
     end
@@ -204,19 +204,19 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
 
     it "does not send a notification to a newly-created user" do
       user.update!(created_at: Time.zone.now)
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_ux_customization_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_ux_customization_notification) }
       expect(Notification).not_to have_received(:send_welcome_notification)
     end
 
     it "generates the correct broadcast type and sends the notification to the user" do
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_ux_customization_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_ux_customization_notification) }
       expect(user.notifications.count).to eq(1)
       expect(user.notifications.first.notifiable).to eq(customize_ux_broadcast)
     end
 
     it "does not send duplicate notifications" do
       2.times do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_ux_customization_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_ux_customization_notification) }
       end
       expect(user.notifications.count).to eq(1)
     end
@@ -232,7 +232,7 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
       it "generates the correct broadcast type and sends the notification to the user" do
         create(:article, tags: "explainlikeimfive", user: user)
 
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_discuss_and_ask_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_discuss_and_ask_notification) }
         expect(user.notifications.count).to eq(1)
         expect(user.notifications.first.notifiable).to eq(start_discussion_broadcast)
       end
@@ -242,7 +242,7 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
       it "generates the correct broadcast type and sends the notification to the user" do
         create(:article, tags: "discuss", user: user)
 
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_discuss_and_ask_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_discuss_and_ask_notification) }
         expect(user.notifications.count).to eq(1)
         expect(user.notifications.first.notifiable).to eq(ask_question_broadcast)
       end
@@ -250,7 +250,7 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
 
     context "with a user who has neither asked a question and started a discussion" do
       it "generates the correct broadcast type and sends the notification to the user" do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_discuss_and_ask_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_discuss_and_ask_notification) }
         expect(user.notifications.count).to eq(1)
         expect(user.notifications.first.notifiable).to eq(discuss_and_ask_broadcast)
       end
@@ -261,20 +261,20 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
         create(:article, tags: "discuss", user: user)
         create(:article, tags: "explainlikeimfive", user: user)
 
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_discuss_and_ask_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_discuss_and_ask_notification) }
         expect(Notification).not_to have_received(:send_welcome_notification)
       end
     end
 
     it "does not send a notification to a newly-created user" do
       user.update!(created_at: Time.zone.now)
-      sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_discuss_and_ask_notification) }
+      sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_discuss_and_ask_notification) }
       expect(Notification).not_to have_received(:send_welcome_notification)
     end
 
     it "does not send duplicate notifications" do
       2.times do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_discuss_and_ask_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_discuss_and_ask_notification) }
       end
       expect(user.notifications.count).to eq(1)
     end
@@ -284,19 +284,19 @@ RSpec.describe Broadcasts::WelcomeNotification::Generator, type: :service do
 
       it "does not send a notification to a newly-created user" do
         user.update!(created_at: Time.zone.now)
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_download_app_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_download_app_notification) }
         expect(Notification).not_to have_received(:send_welcome_notification)
       end
 
       it "generates the correct broadcast type and sends the notification to the user" do
-        sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_download_app_notification) }
+        sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_download_app_notification) }
         expect(user.notifications.count).to eq(1)
         expect(user.notifications.first.notifiable).to eq(download_app_broadcast)
       end
 
       it "does not send duplicate notifications" do
         2.times do
-          sidekiq_perform_enqueued_jobs { described_class.new(user.id).send(:send_download_app_notification) }
+          sidekiq_perform_enqueued_jobs { described_class.new(user.id).__send__(:send_download_app_notification) }
         end
         expect(user.notifications.count).to eq(1)
       end
diff --git a/spec/services/notifications/new_comment/send_spec.rb b/spec/services/notifications/new_comment/send_spec.rb
index cee757697..5c5d9191b 100644
--- a/spec/services/notifications/new_comment/send_spec.rb
+++ b/spec/services/notifications/new_comment/send_spec.rb
@@ -102,7 +102,7 @@ RSpec.describe Notifications::NewComment::Send, type: :service do
     described_class.call(comment_sent)
 
     channels = ["user-notifications-#{user2.id}", "user-notifications-#{user.id}"]
-    payload = described_class.new(comment_sent).send(:push_notification_payload)
+    payload = described_class.new(comment_sent).__send__(:push_notification_payload)
     expect(Pusher::PushNotifications).to have_received(:publish_to_interests).with(interests: channels,
                                                                                    payload: payload)
   end
diff --git a/spec/services/rate_limit_checker_spec.rb b/spec/services/rate_limit_checker_spec.rb
index 8bcaa7efd..d1db70854 100644
--- a/spec/services/rate_limit_checker_spec.rb
+++ b/spec/services/rate_limit_checker_spec.rb
@@ -6,7 +6,7 @@ RSpec.describe RateLimitChecker, type: :service do
   let(:rate_limit_checker) { described_class.new(user) }
 
   def cache_key(action)
-    rate_limit_checker.send("limit_cache_key", action)
+    rate_limit_checker.__send__("limit_cache_key", action)
   end
 
   describe "#limit_by_action" do