rebuild.gemspec in rebuild-0.2.2 vs rebuild.gemspec in rebuild-0.2.3

@@ -16,8 +16,8 @@
   spec.files         = `git ls-files -z`.split("\x0")
   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"]
 
-  spec.add_development_dependency "bundler"
+  spec.add_development_dependency "bundler", "~> 1.4"
   spec.add_development_dependency "rake", "~> 10.0"
 end