diff --git a/Gemfile.lock b/Gemfile.lock
index a34c769..a8ba81d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -124,7 +124,7 @@ GEM
       unicode-display_width (>= 1.4.0, < 3.0)
     rubocop-ast (1.15.1)
       parser (>= 3.0.1.1)
-    rubocop-performance (1.12.0)
+    rubocop-performance (1.13.2)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
     rubocop-rails (2.12.4)
diff --git a/jekyll-cloudinary.gemspec b/jekyll-cloudinary.gemspec
index 75ca450..b23b9e0 100644
--- a/jekyll-cloudinary.gemspec
+++ b/jekyll-cloudinary.gemspec
@@ -44,6 +44,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rspec", "~> 3.10"
   spec.add_development_dependency "rubocop-rspec", "~> 2.5"
   spec.add_development_dependency "rubocop-rails", "~> 1.22"
-  spec.add_development_dependency "rubocop-performance", "~> 1.22"
+  spec.add_development_dependency "rubocop-performance", "~> 1.13"
   spec.add_development_dependency "cloudinary", "~> 1.21"
 end