diff --git a/Gemfile.lock b/Gemfile.lock
index 55cc4e8..e99ed5c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,7 +20,7 @@ GEM
     nokogiri (1.8.2)
       mini_portile2 (~> 2.3.0)
     polyglot (0.3.5)
-    rake (11.3.0)
+    rake (13.0.1)
     rspec (3.4.0)
       rspec-core (~> 3.4.0)
       rspec-expectations (~> 3.4.0)