diff --git a/Gemfile.lock b/Gemfile.lock
index d6f8042..ff9c77c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
       railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
-    diff-lcs (1.4.4)
+    diff-lcs (1.5.0)
     diffy (3.4.0)
     erubi (1.10.0)
     execjs (2.8.1)