diff --git a/Gemfile.lock b/Gemfile.lock
index f9e15e5..83a7438 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -246,7 +246,7 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    thor (1.1.0)
+    thor (1.4.0)
     thread_safe (0.3.6)
     tty-which (0.4.2)
     tzinfo (2.0.4)