diff --git a/Gemfile.lock b/Gemfile.lock
index 2b50e3f2..bd84ad5c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -121,7 +121,7 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rainbow (2.1.0)
-    rake (11.2.2)
+    rake (12.3.3)
     responders (2.2.0)
       railties (>= 4.2.0, < 5.1)
     rmagick (2.15.4)