diff --git a/Gemfile b/Gemfile
index 3a29f58..1353881 100644
--- a/Gemfile
+++ b/Gemfile
@@ -62,8 +62,7 @@ if File.exist?(database_file)
         gem "mysql", "~> 2.8.1", :platforms => [:mri, :mingw]
         gem "activerecord-jdbcmysql-adapter", :platforms => :jruby
       when /postgresql/
-        gem "pg", (RUBY_VERSION < "1.9" ? "~> 0.17.1" : ">= 0.11.0"),
-                  :platforms => [:mri, :mingw]
+        gem "pg", "~> 0.17.1", :platforms => [:mri, :mingw]
         gem "activerecord-jdbcpostgresql-adapter", :platforms => :jruby
       when /sqlite3/
         gem "sqlite3", :platforms => [:mri, :mingw]