diff --git a/Gemfile b/Gemfile
index f746a8efb0..cd813725db 100644
--- a/Gemfile
+++ b/Gemfile
@@ -50,7 +50,7 @@ gem 'html-pipeline'
 gem 'htmlentities'
 gem 'sanitize', '>= 4.6.3'
 gem 'rinku'
-gem 'rouge', '~> 3'
+gem 'rouge', '~> 5'
 gem 'ruby-oembed'
 
 # to help obtaining app wide URI that uniquely identifies model instance
diff --git a/Gemfile.lock b/Gemfile.lock
index 30f8cf8794..bfd0edd982 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -555,7 +555,8 @@ GEM
     rexml (3.4.4)
     rinku (2.0.6)
     rollbar (3.7.0)
-    rouge (3.30.0)
+    rouge (5.0.0)
+      strscan (~> 3.1)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -660,6 +661,7 @@ GEM
     ssrf_filter (1.5.0)
     stackprof (0.2.28)
     stringio (3.2.0)
+    strscan (3.1.8)
     temple (0.10.4)
     terminal-table (4.0.0)
       unicode-display_width (>= 1.1.1, < 4)
@@ -776,7 +778,7 @@ DEPENDENCIES
   rexml
   rinku
   rollbar (>= 1.5.3)
-  rouge (~> 3)
+  rouge (~> 5)
   rspec-html-matchers
   rspec-rails (~> 8)
   rspec-retry