diff --git a/Gemfile.lock b/Gemfile.lock
index 0b66cf6..5f7c386 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -41,7 +41,7 @@ GEM
       rack
     rack-test (0.6.3)
       rack (>= 1.0)
-    rake (12.3.1)
+    rake (12.3.3)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)
       rspec-expectations (~> 3.8.0)