diff --git a/io_scene_gltf2/__init__.py b/io_scene_gltf2/__init__.py
index b0bc8b9c38237f231c33862b92dd03ba45667a87..3034595bf594514056be4b9cb2ac37f077d1fcde 100755
--- a/io_scene_gltf2/__init__.py
+++ b/io_scene_gltf2/__init__.py
@@ -4,7 +4,7 @@
 bl_info = {
     'name': 'glTF 2.0 format',
     'author': 'Julien Duroure, Scurest, Norbert Nopper, Urs Hanselmann, Moritz Becher, Benjamin SchmithĂĽsen, Jim Eckerlein, and many external contributors',
-    "version": (3, 4, 14),
+    "version": (3, 4, 15),
     'blender': (3, 3, 0),
     'location': 'File > Import-Export',
     'description': 'Import-Export as glTF 2.0',
diff --git a/io_scene_gltf2/io/imp/gltf2_io_user_extensions.py b/io_scene_gltf2/io/imp/gltf2_io_user_extensions.py
index 505e326545ce70f83c8cb7f9e803c1703b9e305f..28f6678eb6e31b2377b1b6260b7b2d19dd5d2000 100644
--- a/io_scene_gltf2/io/imp/gltf2_io_user_extensions.py
+++ b/io_scene_gltf2/io/imp/gltf2_io_user_extensions.py
@@ -1,12 +1,12 @@
 # SPDX-License-Identifier: Apache-2.0
 # Copyright 2018-2021 The glTF-Blender-IO authors.
 
-def import_user_extensions(hook_name, gltf_importer, *args):
-    for extension in gltf_importer.import_user_extensions:
+def import_user_extensions(hook_name, gltf, *args):
+    for extension in gltf.import_user_extensions:
         hook = getattr(extension, hook_name, None)
         if hook is not None:
             try:
-                hook(*args, gltf_importer)
+                hook(*args, gltf)
             except Exception as e:
                 print(hook_name, "fails on", extension)
                 print(str(e))