diff --git a/Gemfile.lock b/Gemfile.lock
index 7f1e2e1..908cdca 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     iconv (0.1)
     json (1.5.1)
     rack (1.2.1)
-    rake (0.8.7)
+    rake (12.3.3)
     redis (2.2.0)
     sass (3.1.7)
     sinatra (1.1.2)