diff --git a/tasks/cops_documentation.rake b/tasks/cops_documentation.rake
index f6065a30e2b6..46740faf1c2c 100644
--- a/tasks/cops_documentation.rake
+++ b/tasks/cops_documentation.rake
@@ -14,8 +14,3 @@ task update_cops_documentation: :yard_for_generate_documentation do
   deps = %w[Bundler Gemspec Layout Lint Metrics Migration Naming Security Style]
   CopsDocumentationGenerator.new(departments: deps).call
 end
-
-desc 'Generate docs of all cops departments (obsolete)'
-task :generate_cops_documentation do
-  puts 'Updating the documentation is now done automatically!'
-end