diff --git a/app/controllers/search_controller.rb b/app/controllers/search_controller.rb
index 9d85c04e3..dfd127750 100644
--- a/app/controllers/search_controller.rb
+++ b/app/controllers/search_controller.rb
@@ -18,6 +18,7 @@ class SearchController < ApplicationController
     :per_page,
     :category,
     :search_fields,
+    :tag_boolean_mode,
     {
       tag_names: [],
       status: []
diff --git a/app/services/search/query_builders/reaction.rb b/app/services/search/query_builders/reaction.rb
index be3a68203..f1c1cd7de 100644
--- a/app/services/search/query_builders/reaction.rb
+++ b/app/services/search/query_builders/reaction.rb
@@ -64,7 +64,13 @@ module Search
         TERM_KEYS.map do |term_key, search_key|
           next unless @params.key? term_key
 
-          { terms: { search_key => Array.wrap(@params[term_key]) } }
+          values = Array.wrap(@params[term_key])
+
+          if params[:tag_boolean_mode] == "all"
+            values.map { |val| { term: { search_key => val } } }
+          else
+            { terms: { search_key => values } }
+          end
         end.compact
       end
 
diff --git a/spec/services/search/reaction_spec.rb b/spec/services/search/reaction_spec.rb
index 334f4a9f8..05a407be8 100644
--- a/spec/services/search/reaction_spec.rb
+++ b/spec/services/search/reaction_spec.rb
@@ -50,11 +50,14 @@ RSpec.describe Search::Reaction, type: :service do
     end
 
     context "with a filter term" do
+      let(:tag_one) { create(:tag) }
+      let(:tag_two) { create(:tag) }
+
       it "filters by tag names" do
-        article1.tags << create(:tag, name: "ruby")
-        article2.tags << create(:tag, name: "python")
+        article1.tags << tag_one
+        article2.tags << tag_two
         index_documents([reaction1, reaction2])
-        query_params[:tag_names] = "ruby"
+        query_params[:tag_names] = [tag_one.name]
 
         reaction_docs = described_class.search_documents(params: query_params)["reactions"]
         expect(reaction_docs.count).to eq(1)
@@ -62,6 +65,20 @@ RSpec.describe Search::Reaction, type: :service do
         expect(doc_ids).to include(reaction1.id)
       end
 
+      it "filters by multiple tag names when tag_boolean_mode is set to all" do
+        article1.tags << tag_one
+        article2.tags << tag_two
+        article2.tags << tag_one
+        index_documents([reaction1, reaction2])
+        query_params[:tag_names] = [tag_one.name, tag_two.name]
+        query_params[:tag_boolean_mode] = "all"
+
+        reaction_docs = described_class.search_documents(params: query_params)["reactions"]
+        expect(reaction_docs.count).to eq(1)
+        doc_ids = reaction_docs.map { |t| t.dig("id") }
+        expect(doc_ids).to include(reaction2.id)
+      end
+
       it "filters by user_id" do
         index_documents([reaction1, reaction2])
         query_params[:user_id] = reaction1.user_id