diff --git a/rubocop-github.gemspec b/rubocop-github.gemspec
index 2771da47..622cc0b6 100644
--- a/rubocop-github.gemspec
+++ b/rubocop-github.gemspec
@@ -10,7 +10,7 @@ Gem::Specification.new do |s|
 
   s.files = Dir["README.md", "STYLEGUIDE.md", "LICENSE", "config/*.yml", "lib/**/*.rb", "guides/*.md"]
 
-  s.add_dependency "rubocop", "<= 1.13.0"
+  s.add_dependency "rubocop", ">= 0.89.0", "<= 1.13.0"
   s.add_dependency "rubocop-performance", "<= 1.11.0"
   s.add_dependency "rubocop-rails", "<= 2.7.1"