diff --git a/Gemfile.lock b/Gemfile.lock
index 76fb16a02e4f..067455358bf7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -85,7 +85,7 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)
-    rouge (3.13.0)
+    rouge (3.28.0)
     ruby-enum (0.7.2)
       i18n
     safe_yaml (1.0.5)