diff --git a/Gemfile b/Gemfile
index 37b7e4c15..b4e2a20bb 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,3 @@
 source "https://rubygems.org"
 
 gemspec
-
-gem 'theforeman-rubocop', '~> 0.1.0'
diff --git a/foreman-tasks.gemspec b/foreman-tasks.gemspec
index bc49b98cf..1e3a5c28b 100644
--- a/foreman-tasks.gemspec
+++ b/foreman-tasks.gemspec
@@ -33,4 +33,5 @@ same resource. It also optionally provides Dynflow infrastructure for using it f
 
   s.add_development_dependency 'factory_bot_rails', '~> 4.8.0'
   s.add_development_dependency 'sqlite3'
+  s.add_development_dependency 'theforeman-rubocop', '~> 0.1.0'
 end