friendly_slug.gemspec in friendly_slug-0.1.3 vs friendly_slug.gemspec in friendly_slug-0.1.4

@@ -18,10 +18,9 @@
   end
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_development_dependency "bundler", "~> 1.16"
-  spec.add_development_dependency "rake", "~> 10.0"
-  spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "activemodel", "~> 3.0"
+  spec.add_development_dependency "bundler", "> 1.16"
+  spec.add_development_dependency "rake", "> 10.0"
+  spec.add_development_dependency "activemodel", "> 3.0"
 end