diff --git a/src/gam.py b/src/gam.py
index 39a3a722..e4607955 100755
--- a/src/gam.py
+++ b/src/gam.py
@@ -55,7 +55,12 @@ import http.client as http_client
 from multiprocessing import Pool
 from multiprocessing import freeze_support
 from urllib.parse import urlencode, urlparse
+# workaround https://bitbucket.org/ecollins/passlib/issues/107/timeclock-has-gone
+# can be removed with passlib > 1.7.1
+if sys.platform == 'win32' and sys.version_info[1] >= 8:
+  time.clock = time.time
 from passlib.hash import sha512_crypt
+time.__dict__.pop('clock', None)
 import dateutil.parser
 
 import googleapiclient