diff --git a/Gemfile.lock b/Gemfile.lock
index 8d896d3..02c80c7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -21,7 +21,7 @@ GEM
       ast (~> 2.4.0)
     powerpack (0.1.1)
     rainbow (3.0.0)
-    rake (12.3.1)
+    rake (12.3.3)
     rspec (3.7.0)
       rspec-core (~> 3.7.0)
       rspec-expectations (~> 3.7.0)