diff --git a/setup.py b/setup.py
index fd30f5af..42fda725 100644
--- a/setup.py
+++ b/setup.py
@@ -220,6 +220,7 @@ def do_setup():
             'pytz',
             'rfc3987',
             'six',
+            'typing',
             # requests requires a urllib3 version <1.26 but not 1.25.0 and 1.25.1
             # we pin it down here to solve dependency problems
             'urllib3>=1.21.1,<1.26,!=1.25.0,!=1.25.1',