From 6a52e0e070c8eec41e887cc3904f8245cd4d783b Mon Sep 17 00:00:00 2001
From: Gonzalo Rodriguez <grzuy0@gmail.com>
Date: Tue, 26 Jun 2018 11:40:19 -0300
Subject: [PATCH] Fix 'WARNING:  open-ended dependency on rack (>= 1.0) is not
 recommended'

---
 rack-attack.gemspec | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rack-attack.gemspec b/rack-attack.gemspec
index 7940f02..d7fddc4 100644
--- a/rack-attack.gemspec
+++ b/rack-attack.gemspec
@@ -29,7 +29,7 @@ Gem::Specification.new do |s|
 
   s.required_ruby_version = '>= 2.2'
 
-  s.add_runtime_dependency 'rack', ">= 1.0"
+  s.add_runtime_dependency 'rack', ">= 1.0", "< 3"
 
   s.add_development_dependency 'appraisal', '~> 2.2'
   s.add_development_dependency 'minitest', "~> 5.11"