diff --git a/Gemfile.lock b/Gemfile.lock
index 381da48..0b0327b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,7 +46,7 @@ GEM
     power_assert (1.1.3)
     psych (3.0.3)
     rack (2.0.6)
-    rake (12.3.1)
+    rake (13.0.3)
     rdoc (6.0.4)
     redis (4.2.5)
     redis-namespace (1.6.0)