diff --git a/caracal.gemspec b/caracal.gemspec
index 82438e06..247be278 100644
--- a/caracal.gemspec
+++ b/caracal.gemspec
@@ -19,7 +19,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   spec.add_dependency 'nokogiri', '~> 1.6'
-  spec.add_dependency 'rubyzip',  '~> 1.1'
+  spec.add_dependency 'rubyzip',  ['>= 1.1.0', '< 3.0']
   spec.add_dependency 'tilt',     '>= 1.4'
 
   spec.add_development_dependency 'bundler',  '~> 1.3'