diff --git a/Gemfile b/Gemfile
index 2efc521..9cf18ba 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ source "https://rubygems.org"
 gemspec
 
 gem "irb"
-gem "rake", "~> 13.0"
+gem "rake", "~> 13.4"
 
 gem "rspec", "~> 3.0"
 
diff --git a/Gemfile.lock b/Gemfile.lock
index c8e2fed..2e088c3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -36,7 +36,7 @@ GEM
       stringio
     racc (1.8.1)
     rainbow (3.1.1)
-    rake (13.3.1)
+    rake (13.4.2)
     rdoc (7.2.0)
       erb
       psych (>= 4.0.0)
@@ -93,7 +93,7 @@ PLATFORMS
 DEPENDENCIES
   debug (~> 1.9)
   irb
-  rake (~> 13.0)
+  rake (~> 13.4)
   rspec (~> 3.0)
   rubocop (~> 1.86)
   simplecov (~> 0.22)