diff --git a/Gemfile.lock b/Gemfile.lock
index 8c1bbd5e4a..d0e3465677 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -348,7 +348,7 @@ GEM
     gyoku (1.4.0)
       builder (>= 2.1.2)
       rexml (~> 3.0)
-    hashdiff (1.0.1)
+    hashdiff (1.1.0)
     hashie (5.0.0)
     highline (2.1.0)
     hirb (0.7.3)