diff --git a/Gemfile.lock b/Gemfile.lock
index 55451fcd..e5bbccab 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -384,7 +384,7 @@ GEM
       descendants_tracker (~> 0.0, >= 0.0.3)
       equalizer (~> 0.0, >= 0.0.9)
     wmi-lite (1.0.0)
-    yajl-ruby (1.2.1)
+    yajl-ruby (1.4.2)
 
 PLATFORMS
   ruby