--- a/Gemfile
+++ b/Gemfile
@@ -14,7 +14,7 @@
 # Supported DBs
 ENV["DB"] ||= "mysql"
 gem "mysql2", '~> 0.3.16' if ENV["DB"] == "all" || ENV["DB"] == "mysql"
-gem "pg", '~> 0.18.2' if ENV["DB"] == "all" || ENV["DB"] == "postgres"
+gem "pg", '~> 0.18' if ENV["DB"] == "all" || ENV["DB"] == "postgres"
 
 gem 'rugged', '~> 0.24.0'