Gemfile in property_sets-0.5.2 vs Gemfile in property_sets-0.5.3

@@ -1,11 +1,11 @@
 source "http://rubygems.org"
 # Add dependencies required to use your gem here.
 # Example:
 
-gem "activesupport", "2.3.10"
-gem "activerecord", "2.3.10"
-gem "actionpack", "2.3.10"
+gem "activesupport", "~> 2.3.10"
+gem "activerecord", "~> 2.3.10"
+gem "actionpack", "~> 2.3.10"
 
 # Add dependencies to develop your gem here.
 # Include everything needed to run rake, tests, features, etc.
 group :development do
   gem "shoulda", ">= 0"