diff --git a/Gemfile.lock b/Gemfile.lock
index 920b91a..d669259 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -58,7 +58,7 @@ GEM
       multi_xml (~> 0.5)
       rack (~> 1.2)
     rack (1.5.2)
-    rake (10.3.2)
+    rake (13.0.1)
     rdoc (4.1.2)
       json (~> 1.4)
     rest-client (1.7.2)