diff --git a/jquery-form-validator.gemspec b/jquery-form-validator.gemspec
index 4af9e0a..1bbe921 100644
--- a/jquery-form-validator.gemspec
+++ b/jquery-form-validator.gemspec
@@ -21,7 +21,7 @@ those functions that's needed to validate a particular form.}
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.require_paths = ["lib"]
 
-  gem.add_dependency "thor", "~> 0.14"
+  gem.add_dependency "thor", "~> 1.0"
   gem.add_dependency "railties", ">= 3.2"
 
   gem.add_development_dependency "bundler", "~> 1.0"