diff --git a/Gemfile b/Gemfile
index 81790e293..b597d4660 100644
--- a/Gemfile
+++ b/Gemfile
@@ -46,7 +46,7 @@ gem "figaro", "~> 1.1" # Simple, Heroku-friendly Rails app configuration using E
 gem "fog-aws", "~> 3.5" # 'fog' gem to support Amazon Web Services
 gem "front_matter_parser", "~> 0.2" # Parse a front matter from syntactically correct strings or files
 gem "gemoji", "~> 3.0.1" # Character information and metadata for standard and custom emoji
-gem "gibbon", "~> 3.2" # API wrapper for MailChimp's API
+gem "gibbon", "~> 3.3" # API wrapper for MailChimp's API
 gem "google-api-client", "~> 0.33" # Client for accessing Google APIs
 gem "html_truncator", "~> 0.4" # Truncate an HTML string properly
 gem "htmlentities", "~> 4.3", ">= 4.3.4"
diff --git a/Gemfile.lock b/Gemfile.lock
index 3ad597fc6..8c5239585 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -364,7 +364,7 @@ GEM
     gemoji (3.0.1)
     get_process_mem (0.2.4)
       ffi (~> 1.0)
-    gibbon (3.2.0)
+    gibbon (3.3.0)
       faraday (>= 0.9.1)
       multi_json (>= 1.11.0)
     globalid (0.4.2)
@@ -910,7 +910,7 @@ DEPENDENCIES
   foreman!
   front_matter_parser (~> 0.2)
   gemoji (~> 3.0.1)
-  gibbon (~> 3.2)
+  gibbon (~> 3.3)
   google-api-client (~> 0.33)
   guard (~> 2.15)
   guard-livereload (~> 2.5)