diff --git a/addons/google_drive/models/res_config_settings.py b/addons/google_drive/models/res_config_settings.py
index f2175d27e57..eff6e43bc0f 100644
--- a/addons/google_drive/models/res_config_settings.py
+++ b/addons/google_drive/models/res_config_settings.py
@@ -21,7 +21,9 @@ class ResConfigSettings(models.TransientModel):
         authorization_code_before = params.get_param('google_drive_authorization_code')
         super(ResConfigSettings, self).set_values()
         authorization_code = self.google_drive_authorization_code
-        refresh_token = False
-        if authorization_code and authorization_code != authorization_code_before:
-            refresh_token = self.env['google.service'].generate_refresh_token('drive', authorization_code)
-        params.set_param('google_drive_refresh_token', refresh_token)
+        if authorization_code != authorization_code_before:
+            refresh_token = (
+                self.env['google.service'].generate_refresh_token('drive', authorization_code)
+                if authorization_code else False
+            )
+            params.set_param('google_drive_refresh_token', refresh_token)