diff --git a/lib/postgres_ext/version.rb b/lib/postgres_ext/version.rb
index a98e23a..f38e227 100644
--- a/lib/postgres_ext/version.rb
+++ b/lib/postgres_ext/version.rb
@@ -1,3 +1,3 @@
 module PostgresExt
-  VERSION = '2.1.2'
+  VERSION = '2.1.3'
 end
diff --git a/postgres_ext.gemspec b/postgres_ext.gemspec
index 5f94ffb..6c285ca 100644
--- a/postgres_ext.gemspec
+++ b/postgres_ext.gemspec
@@ -17,7 +17,7 @@ Gem::Specification.new do |gem|
   gem.version       = PostgresExt::VERSION
 
   gem.add_dependency 'activerecord', '~> 4.0.0'
-  gem.add_dependency 'arel', '~> 4.0.0'
+  gem.add_dependency 'arel', '~> 4.0.1'
   gem.add_dependency 'pg_array_parser', '~> 0.0.9'
 
   gem.add_development_dependency 'rails', '~> 4.0.0'