diff --git a/Gemfile.lock b/Gemfile.lock
index 5f7a06f..1ac68c5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -126,7 +126,7 @@ GEM
       method_source (~> 0.8.1)
       slop (~> 3.4)
     rack (1.5.2)
-    rake (10.3.2)
+    rake (12.3.3)
     rb-fsevent (0.9.4)
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)