diff --git a/Gemfile b/Gemfile
index 11a39f4459..22807997b6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -46,7 +46,7 @@ gem 'friendly_id'
 gem 'html-pipeline'
 gem 'sanitize', '>= 4.6.3'
 gem 'rinku'
-gem 'rouge', '~> 3'
+gem 'rouge', '~> 4'
 gem 'ruby-oembed'
 
 # to help obtaining app wide URI that uniquely identifies model instance
diff --git a/Gemfile.lock b/Gemfile.lock
index 532d1f89d2..12854dde63 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -456,7 +456,7 @@ GEM
       strscan
     rinku (2.0.6)
     rollbar (3.5.2)
-    rouge (3.30.0)
+    rouge (4.3.0)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -648,7 +648,7 @@ DEPENDENCIES
   rexml
   rinku
   rollbar (>= 1.5.3)
-  rouge (~> 3)
+  rouge (~> 4)
   rspec-html-matchers
   rspec-rails (~> 6)
   rspec-retry