diff --git a/Gemfile.lock b/Gemfile.lock
index d770b38..d834af2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
   specs:
     addressable (2.5.1)
       public_suffix (~> 2.0, >= 2.0.2)
-    ast (2.3.0)
+    ast (2.4.0)
     builder (3.2.3)
     byebug (9.0.5)
     coderay (1.1.1)
@@ -36,6 +36,7 @@ GEM
       multipart-post
     httparty (0.15.3)
       multi_xml (>= 0.5.2)
+    jaro_winkler (1.5.4)
     json-schema (2.8.0)
       addressable (>= 2.4)
     method_source (0.8.2)
@@ -44,10 +45,10 @@ GEM
     multi_test (0.1.2)
     multi_xml (0.6.0)
     multipart-post (2.0.0)
-    parser (2.3.1.2)
-      ast (~> 2.2)
+    parallel (1.18.0)
+    parser (2.6.5.0)
+      ast (~> 2.4.0)
     power_assert (1.0.2)
-    powerpack (0.1.1)
     pry (0.10.3)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -56,19 +57,20 @@ GEM
       byebug (~> 9.0)
       pry (~> 0.10)
     public_suffix (2.0.5)
-    rainbow (2.1.0)
+    rainbow (3.0.0)
     rake (10.5.0)
-    rubocop (0.40.0)
-      parser (>= 2.3.1.0, < 3.0)
-      powerpack (~> 0.1)
-      rainbow (>= 1.99.1, < 3.0)
+    rubocop (0.76.0)
+      jaro_winkler (~> 1.5.1)
+      parallel (~> 1.10)
+      parser (>= 2.6)
+      rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-progressbar (1.8.1)
+      unicode-display_width (>= 1.4.0, < 1.7)
+    ruby-progressbar (1.10.1)
     slop (3.6.0)
     test-unit (3.2.3)
       power_assert
-    unicode-display_width (1.0.5)
+    unicode-display_width (1.6.0)
 
 PLATFORMS
   ruby
@@ -76,7 +78,7 @@ PLATFORMS
 DEPENDENCIES
   bundler (~> 1.10)
   pry-byebug
-  rubocop (~> 0.40.0)
+  rubocop (~> 0.76.0)
   specr!
 
 BUNDLED WITH
diff --git a/specr.gemspec b/specr.gemspec
index ee51433..8158563 100644
--- a/specr.gemspec
+++ b/specr.gemspec
@@ -27,5 +27,5 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency 'bundler', '~> 1.10'
   spec.add_development_dependency 'pry-byebug'
-  spec.add_development_dependency 'rubocop', '~> 0.40.0'
+  spec.add_development_dependency 'rubocop', '~> 0.76.0'
 end