diff --git a/Gemfile.lock b/Gemfile.lock
index 8ced3297..e7d9855e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,7 +6,7 @@ GEM
     rack (1.6.0)
     rack-protection (1.5.3)
       rack
-    rake (10.4.2)
+    rake (12.3.3)
     shotgun (0.9)
       rack (>= 1.0)
     sinatra (1.4.5)