diff --git a/Gemfile.lock b/Gemfile.lock
index 8af201c..b0d6cd4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,7 +48,7 @@ GEM
       rack (~> 1.2)
     pkg-config (1.1.7)
     rack (1.6.4)
-    rake (10.5.0)
+    rake (13.0.1)
     rdoc (4.2.1)
       json (~> 1.4)
     redcarpet (3.3.4)