Gemfile in bit-packer-0.1.0 vs Gemfile in bit-packer-0.1.2

@@ -1,12 +1,11 @@
 source "http://rubygems.org"
 # Add dependencies required to use your gem here.
 # Example:
-  gem "lookup-hash", ">= 0.2.0"
 
 # Add dependencies to develop your gem here.
 # Include everything needed to run rake, tests, features, etc.
 group :development do
-  gem "bundler", "~> 1.0.0"
-  gem "jeweler", "~> 1.5.2"
+  gem "bundler", ">= 1.0.0"
+  gem "jeweler", ">= 1.5.2"
   gem "riot", ">= 0.12.1"
 end