diff --git a/sidekiq.gemspec b/sidekiq.gemspec
index a17ae3eb..510f8cb5 100644
--- a/sidekiq.gemspec
+++ b/sidekiq.gemspec
@@ -16,6 +16,6 @@ Gem::Specification.new do |gem|
 
   gem.add_dependency "redis", ">= 4.1.0"
   gem.add_dependency "connection_pool", ">= 2.2.2"
-  gem.add_dependency "rack", "~> 2.0.8"
+  gem.add_dependency "rack", "~> 2.0"
   gem.add_dependency "rack-protection", ">= 2.0.0"
 end