diff --git a/dependencies/Gemfile b/dependencies/Gemfile
index 02163ae4..9570266b 100644
--- a/dependencies/Gemfile
+++ b/dependencies/Gemfile
@@ -4,7 +4,7 @@ source "https://rubygems.org"
 
 git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
 
-gem "rubocop", "~> 1.27.0"
+gem "rubocop", "~> 1.28.2"
 gem "rubocop-github", "~> 0.17.0"
 gem "rubocop-performance", "~>1.13.3"
 gem "rubocop-rails", "~> 2.14"
diff --git a/dependencies/Gemfile.lock b/dependencies/Gemfile.lock
index 5dc9bc5a..070a4fc9 100644
--- a/dependencies/Gemfile.lock
+++ b/dependencies/Gemfile.lock
@@ -18,13 +18,13 @@ GEM
     rainbow (3.1.1)
     regexp_parser (2.3.1)
     rexml (3.2.5)
-    rubocop (1.27.0)
+    rubocop (1.28.2)
       parallel (~> 1.10)
       parser (>= 3.1.0.0)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml
-      rubocop-ast (>= 1.16.0, < 2.0)
+      rubocop-ast (>= 1.17.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
     rubocop-ast (1.17.0)
@@ -51,7 +51,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  rubocop (~> 1.27.0)
+  rubocop (~> 1.28.2)
   rubocop-github (~> 0.17.0)
   rubocop-performance (~> 1.13.3)
   rubocop-rails (~> 2.14)