diff --git a/URDF_Exporter/utils/utils.py b/URDF_Exporter/utils/utils.py
index de32407..55f7d55 100644
--- a/URDF_Exporter/utils/utils.py
+++ b/URDF_Exporter/utils/utils.py
@@ -14,7 +14,7 @@
 import re
 from xml.etree import ElementTree
 from xml.dom import minidom
-from distutils.dir_util import copy_tree
+from shutil import copytree
 import fileinput
 import sys
 
@@ -174,7 +174,7 @@ def copy_package(save_dir, package_dir):
         os.mkdir(save_dir + '/urdf')
     except:
         pass
-    copy_tree(package_dir, save_dir)
+    copytree(package_dir, save_dir, dirs_exist_ok=True)
 
 
 def update_cmakelists(save_dir, package_name):