diff --git a/Gemfile.lock b/Gemfile.lock
index a2c5cd6..3a9ab3a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -197,7 +197,7 @@ GEM
     skylight (0.8.0)
       activesupport (>= 3.0.0)
     slop (3.6.0)
-    spring (1.3.6)
+    spring (1.4.0)
     sprockets (3.3.4)
       rack (~> 1.0)
     sprockets-rails (2.3.3)