diff --git a/src/blenderbim/blenderbim/bim/operator.py b/src/blenderbim/blenderbim/bim/operator.py
index a024810003..5cefab007f 100644
--- a/src/blenderbim/blenderbim/bim/operator.py
+++ b/src/blenderbim/blenderbim/bim/operator.py
@@ -19,9 +19,10 @@
 import os
 import bpy
 import json
-import textwrap
 import time
 import logging
+import textwrap
+import tempfile
 import webbrowser
 import ifcopenshell
 import blenderbim.bim.handler