diff --git a/lib/global_sign.rb b/lib/global_sign.rb
index 5813919..ceee8ba 100644
--- a/lib/global_sign.rb
+++ b/lib/global_sign.rb
@@ -1,4 +1,5 @@
-require 'active_support/core_ext/hash/conversions'
+require 'active_support'
+require 'active_support/core_ext'
 
 require 'global_sign/version'
 require 'global_sign/client'