diff --git a/python/WaApi.py b/python/WaApi.py
index 9cbc1fb..35ced85 100644
--- a/python/WaApi.py
+++ b/python/WaApi.py
@@ -42,7 +42,8 @@ def authenticate_with_apikey(self, api_key, scope=None):
         scope = "auto" if scope is None else scope
         data = {
             "grant_type": "client_credentials",
-            "scope": scope
+            "scope": scope,
+            "obtain_refresh_token": "true"
         }
         encoded_data = urllib.parse.urlencode(data).encode()
         request = urllib.request.Request(self.auth_endpoint, encoded_data, method="POST")