diff --git a/Gemfile b/Gemfile
index b63d595..6595e0b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,7 +5,7 @@ source "https://rubygems.org"
 # Specify your gem's dependencies in dead_end.gemspec
 gemspec
 
-gem "rake", "~> 12.0"
+gem "rake", "~> 13.0"
 gem "rspec", "~> 3.0"
 gem "stackprof"
 gem "standard"