diff --git a/Tools/autotest/autotest.py b/Tools/autotest/autotest.py
index e917941145..6a9aed6bc6 100755
--- a/Tools/autotest/autotest.py
+++ b/Tools/autotest/autotest.py
@@ -10,6 +10,11 @@ from __future__ import print_function
 import atexit
 import fnmatch
 import copy
+try:
+    import distutils.dir_util
+except ImportError:
+    # we copy with this with try/except in copy_tree, below
+    pass
 import glob
 import optparse
 import os
@@ -20,7 +25,6 @@ import subprocess
 import sys
 import time
 import traceback
-from distutils.dir_util import copy_tree
 
 import rover
 import arducopter
@@ -661,6 +665,13 @@ class TestResults(object):
             f.write(badge)
 
 
+def copy_tree(f, t, dirs_exist_ok=False):
+    try:
+        distutils.dir_util.copy_tree(f, t)
+    except Exception:
+        shutil.copytree(f, t, dirs_exist_ok=dirs_exist_ok)
+
+
 def write_webresults(results_to_write):
     """Write webpage results."""
     t = mavtemplate.MAVTemplate()
@@ -671,7 +682,7 @@ def write_webresults(results_to_write):
         f.close()
     for f in glob.glob(util.reltopdir('Tools/autotest/web/*.png')):
         shutil.copy(f, buildlogs_path(os.path.basename(f)))
-    copy_tree(util.reltopdir("Tools/autotest/web/css"), buildlogs_path("css"))
+    copy_tree(util.reltopdir("Tools/autotest/web/css"), buildlogs_path("css"), dirs_exist_ok=True)
     results_to_write.generate_badge()