diff --git a/dev_tools/nyaml2nxdl/nyaml2nxdl_backward_tools.py b/dev_tools/nyaml2nxdl/nyaml2nxdl_backward_tools.py
index c0f672305..dcf56b998 100755
--- a/dev_tools/nyaml2nxdl/nyaml2nxdl_backward_tools.py
+++ b/dev_tools/nyaml2nxdl/nyaml2nxdl_backward_tools.py
@@ -27,10 +27,10 @@
 from typing import Dict
 from typing import List
 
-from .nyaml2nxdl_helper import remove_namespace_from_tag
 from .nyaml2nxdl_helper import cleaning_empty_lines
 from .nyaml2nxdl_helper import get_node_parent_info
 from .nyaml2nxdl_helper import get_yaml_escape_char_dict
+from .nyaml2nxdl_helper import remove_namespace_from_tag
 
 DEPTH_SIZE = "  "
 CMNT_TAG = "!--"
diff --git a/dev_tools/nyaml2nxdl/nyaml2nxdl_forward_tools.py b/dev_tools/nyaml2nxdl/nyaml2nxdl_forward_tools.py
index 85b3ece55..d54aa9f93 100644
--- a/dev_tools/nyaml2nxdl/nyaml2nxdl_forward_tools.py
+++ b/dev_tools/nyaml2nxdl/nyaml2nxdl_forward_tools.py
@@ -28,13 +28,14 @@
 from xml.dom import minidom
 
 import yaml
-from .nyaml2nxdl_helper import remove_namespace_from_tag
+
 from ..utils import nexus as pynxtools_nxlib
 from .nyaml2nxdl.comment_collector import CommentCollector
 from .nyaml2nxdl_helper import LineLoader
 from .nyaml2nxdl_helper import cleaning_empty_lines
 from .nyaml2nxdl_helper import get_yaml_escape_char_reverter_dict
 from .nyaml2nxdl_helper import nx_name_type_resolving
+from .nyaml2nxdl_helper import remove_namespace_from_tag
 
 # pylint: disable=too-many-lines, global-statement, invalid-name
 DOM_COMMENT = (