diff --git a/Gemfile.lock b/Gemfile.lock
index 203e218..9d883ec 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -52,7 +52,7 @@ GEM
       mime-types (>= 1.16)
     systemu (2.5.2)
     thor (0.17.0)
-    yajl-ruby (1.1.0)
+    yajl-ruby (1.4.2)
 
 PLATFORMS
   ruby