diff --git a/user_api/user_api.py b/user_api/user_api.py
index 834306f..ded59c4 100644
--- a/user_api/user_api.py
+++ b/user_api/user_api.py
@@ -29,7 +29,11 @@ SYSTEM_API_TOKEN = CONFIG['system_api_token']
 # APIs (main code)
 #------------------------------------------------------------
 async def token_check(username, user_token):
-	return await check_user_token(SYSTEM_API_TOKEN, username, user_token)
+	result = await check_user_token(SYSTEM_API_TOKEN, username, user_token)
+	if result == 'OK':
+		return True
+	else:
+		return False
 
 @app.post('/api/register_user_token/')
 async def register_user_token_api(