redis_failover.gemspec in nogara-redis_failover-1.0.4 vs redis_failover.gemspec in nogara-redis_failover-1.0.5

@@ -16,10 +16,10 @@
   gem.version       = RedisFailover::VERSION
 
   gem.add_dependency('redis', ['>= 2.2', '< 4'])
   gem.add_dependency('redis-namespace')
   gem.add_dependency('multi_json', '~> 1')
-  gem.add_dependency('zk', ['>= 1.7.4', '< 1.9'])
+  gem.add_dependency('zk', ['>= 1.7.4', '< 2.0'])
 
   gem.add_development_dependency('rake')
   gem.add_development_dependency('rspec')
   gem.add_development_dependency('yard')
 end