diff --git a/Gemfile.lock b/Gemfile.lock
index d505d30..5efb24c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,7 +14,7 @@ GEM
     rack-test (0.8.3)
       rack (>= 1.0, < 3)
     raindrops (0.19.0)
-    rake (12.3.0)
+    rake (12.3.1)
     simplecov (0.16.1)
       docile (~> 1.1)
       json (>= 1.8, < 3)