diff --git a/library/decort_disk.py b/library/decort_disk.py
index 0df148b..d90fca0 100644
--- a/library/decort_disk.py
+++ b/library/decort_disk.py
@@ -276,7 +276,7 @@ class decort_disk(DecortController):
                     self.result['msg'] = ("Current user does not have access to the account ID {} / "
                                           "name '{}' or non-existent account specified.").format(arg_amodule.params['account_id'],
                                                                                                  arg_amodule.params['account_name'])
-                    self.fail_json(**self.result)
+                    self.amodule.fail_json(**self.result)
             else:
                 self.acc_id = validated_acc_id
                 self.acc_info = validated_acc_info
@@ -289,7 +289,7 @@ class decort_disk(DecortController):
         else:
             self.result['failed'] = True
             self.result['msg'] = ("Cannot manage Disk when its ID is 0 and name is empty")
-            self.fail_json(**self.result)
+            self.amodule.fail_json(**self.result)
 
         if arg_amodule.params['place_with']:
             image_id, image_facts = self.image_find(arg_amodule.params['place_with'], "", 0)