diff --git a/Gemfile.lock b/Gemfile.lock
index c3c7aee..3a51adb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,7 +31,7 @@ GEM
       method_source (~> 0.8)
       slop (~> 3.3.1)
     rack (1.4.1)
-    rake (0.9.2.2)
+    rake (12.3.3)
     rb-fchange (0.0.6)
       ffi
     rb-fsevent (0.9.2)