diff --git a/Gemfile.lock b/Gemfile.lock
index 50c62ec..30bf10e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -53,7 +53,7 @@ GEM
       ffi (~> 1.0)
     rexml (3.3.5)
       strscan
-    rouge (4.3.0)
+    rouge (4.5.1)
     safe_yaml (1.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)