diff --git a/lib/sms_api/connection.rb b/lib/sms_api/connection.rb
index e90feed..0e360c0 100644
--- a/lib/sms_api/connection.rb
+++ b/lib/sms_api/connection.rb
@@ -6,7 +6,7 @@ class Connection
     # Available options to pass in constructor
     # This options you can use to send in params
     AVAILABLE_OPTIONS = [:password, :username, :from, :to, :group, :message, :from, :encoding, :flash, :test, 
-                         :details, :date, :datacodin, :idx, :check_idx, :single, :eco, :nounicode, :fast]
+                         :details, :date, :datacodin, :idx, :check_idx, :single, :eco, :nounicode, :fast,:partner_id]
  
     # Required field for sending sms
     REQUIRED_FIELDS = [:from, :password, :username, :to, :message] 
diff --git a/sms_api b/sms_api
new file mode 160000
index 0000000..37e9e36
--- /dev/null
+++ b/sms_api
@@ -0,0 +1 @@
+Subproject commit 37e9e3648c2dccf12c7f0cb0be27bb8c27dcbe14