diff --git a/libs/psa/oauth.py b/libs/psa/oauth.py
index 56b9685..2480046 100644
--- a/libs/psa/oauth.py
+++ b/libs/psa/oauth.py
@@ -56,7 +56,7 @@ class OpenIdCredentialManager(CredentialManager):
 class Oauth2PSACCApiConfig(psac.Configuration):
     def __init__(self):
         super().__init__()
-        self.refresh_callback = None
+        self.refresh_callback = lambda: True
 
     def set_refresh_callback(self, callback):
         self.refresh_callback = callback
diff --git a/my_psacc.py b/my_psacc.py
index fdcb013..ab8477f 100644
--- a/my_psacc.py
+++ b/my_psacc.py
@@ -43,7 +43,7 @@ class MyPSACC:
         self.client_id = client_id
         self.manager = OpenIdCredentialManager(self.service_information)
         self.api_config = Oauth2PSACCApiConfig()
-        self.api_config.set_refresh_callback(self.manager.refresh_token)
+        self.api_config.set_refresh_callback(self.manager.refresh_token_now)
         self.manager.refresh_token = refresh_token
         self.account_info = AccountInformation(client_id, customer_id, realm, country_code)
         self.remote_access_token = None