diff --git a/Gemfile.lock b/Gemfile.lock
index f31d605..97d85f4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -42,7 +42,7 @@ GEM
     pathutil (0.16.1)
       forwardable-extended (~> 2.6)
     public_suffix (3.0.1)
-    rake (10.5.0)
+    rake (12.3.3)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
@@ -60,7 +60,7 @@ PLATFORMS
 
 DEPENDENCIES
   bundler (~> 1.12)
-  rake (~> 10.0)
+  rake (~> 12.3)
   type-on-strap!
 
 BUNDLED WITH
diff --git a/type-on-strap.gemspec b/type-on-strap.gemspec
index 9692ec7..95b7bcb 100644
--- a/type-on-strap.gemspec
+++ b/type-on-strap.gemspec
@@ -22,6 +22,6 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency "jekyll-seo-tag", "~> 2.3"
 
   spec.add_development_dependency "bundler", "~> 1.12"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", "~> 12.3"
 
 end