diff --git a/Server/integrations/duo/DuoExternalAuthenticator.py b/Server/integrations/duo/DuoExternalAuthenticator.py
index bcd67d6619..e5f775ca9e 100644
--- a/Server/integrations/duo/DuoExternalAuthenticator.py
+++ b/Server/integrations/duo/DuoExternalAuthenticator.py
@@ -195,7 +195,7 @@ def isUserMemberOfGroup(self, user, attribute, group):
         member_of_list = user.getAttributeValues(attribute)
         if (member_of_list != None):
             for member_of in member_of_list:
-                if (StringHelper.equalsIgnoreCase(group, member_of)):
+                if StringHelper.equalsIgnoreCase(group, member_of) or member_of.endsWith(group):
                     is_member = True
                     break