diff --git a/src/ifcblenderexport/io_export_ifc/__init__.py b/src/ifcblenderexport/io_export_ifc/__init__.py
index d22c4def64..f6273eddd4 100644
--- a/src/ifcblenderexport/io_export_ifc/__init__.py
+++ b/src/ifcblenderexport/io_export_ifc/__init__.py
@@ -26,7 +26,6 @@ class ExportIFC(bpy.types.Operator):
     bl_idname = "export.ifc"
     bl_label = "Export .ifc file"
     filename_ext = ".ifc"
-    #filter_glob: StringProperty(default="*.ifc", options={'HIDDEN'})
     filepath: StringProperty(subtype='FILE_PATH')
 
     def invoke(self, context, event):
@@ -50,7 +49,6 @@ class ExportIFC(bpy.types.Operator):
         print('# Export finished in {:.2f} seconds'.format(time.time() - start))
         return {'FINISHED'}
 
-
 def menu_func(self, context):
     self.layout.operator(ExportIFC.bl_idname,
          text="Industry Foundation Classes (.ifc)")
diff --git a/src/ifcblenderexport/io_export_ifc/export.py b/src/ifcblenderexport/io_export_ifc/export.py
index 41eded9e91..e5c80e0574 100644
--- a/src/ifcblenderexport/io_export_ifc/export.py
+++ b/src/ifcblenderexport/io_export_ifc/export.py
@@ -1,10 +1,10 @@
-import ifcopenshell
 import bpy
 import csv
 import json
 import time
 from pathlib import Path
 from mathutils import Vector
+from . import ifcopenshell
 
 class ArrayModifier:
     count: int