redis-objects.gemspec in redis-objects-2.0.0.alpha vs redis-objects.gemspec in redis-objects-2.0.0.beta

@@ -17,10 +17,10 @@
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
   # Only fix this one version or else tests break
-  spec.add_dependency "redis"
+  spec.add_dependency "redis", '~> 5.0'
 
   # Ignore gemspec warnings on these.  Trying to fix them to versions breaks TravisCI
   spec.add_development_dependency "bundler"
   spec.add_development_dependency "rake"
   spec.add_development_dependency "bacon"