diff --git a/api/views/user.py b/api/views/user.py
index 2da31ee7443d26e3764103b5bff427370adb76ed..b1035c247f74a8260aa7ad55409677de54c18bd7 100644
--- a/api/views/user.py
+++ b/api/views/user.py
@@ -100,7 +100,7 @@ class Validate3PartyOrAccount(BaseView):
         for name in names:
             for _, user in user_list.items():
 
-                if user["nick_name"] != name:
+                if user["nick_name"].strip() != name.strip():
                     continue
 
                 account_users[name] = True