diff --git a/Gemfile.lock b/Gemfile.lock
index 8e73a4b..e3d210c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
     redcarpet (3.4.0)
     rouge (1.11.1)
     safe_yaml (1.0.4)
-    sass (3.5.1)
+    sass (3.5.5)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)