diff --git a/modules/InboundEmail/language/en_us.lang.php b/modules/InboundEmail/language/en_us.lang.php
index d13f3394ab2..cb4e2130d3e 100755
--- a/modules/InboundEmail/language/en_us.lang.php
+++ b/modules/InboundEmail/language/en_us.lang.php
@@ -169,6 +169,7 @@
     'LNK_QUICK_REPLY' => 'Reply',
     'LNK_SENT_EMAIL_LIST' => 'Sent Emails',
     'LBL_EDIT_LAYOUT' => 'Edit Layout' /*for 508 compliance fix*/,
+    'LBL_TYPE_DIFFERENT' => 'External OAuth Connection type must be the SAME as the Inbound Email Account type',
 
     'LBL_MODIFIED_BY' => 'Modified By',
     'LBL_SERVICE' => 'Service',