diff --git a/Gemfile b/Gemfile
index 9fc3c43a..cea9c215 100644
--- a/Gemfile
+++ b/Gemfile
@@ -38,7 +38,7 @@ gem 'therubyrhino', '>= 2.0', platforms: :jruby
 
 # Code Quality
 gem 'rubocop', '~> 1.13', require: false
-gem 'rubocop-performance', '~> 1.10', require: false
+gem 'rubocop-performance', '~> 1.11', require: false
 gem 'simplecov', '~> 0.21', require: false
 
 # Middleman itself
diff --git a/Gemfile.lock b/Gemfile.lock
index a45b65ad..84fb8fdf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -220,8 +220,8 @@ GEM
       unicode-display_width (>= 1.4.0, < 3.0)
     rubocop-ast (1.5.0)
       parser (>= 3.0.1.1)
-    rubocop-performance (1.10.2)
-      rubocop (>= 0.90.0, < 2.0)
+    rubocop-performance (1.11.1)
+      rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
     ruby-progressbar (1.11.0)
     ruby2_keywords (0.0.2)
@@ -289,7 +289,7 @@ DEPENDENCIES
   redcarpet (>= 3.1)
   rspec (~> 3.10)
   rubocop (~> 1.13)
-  rubocop-performance (~> 1.10)
+  rubocop-performance (~> 1.11)
   rubydns (~> 2.0.2)
   sassc (~> 2.4)
   simplecov (~> 0.21)