1 files changed, 2 insertions, 1 deletions

diff --git a/setup.cfg b/setup.cfg
index 5cfffb5d89..cc2f2cb5a6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -38,8 +38,9 @@ include_package_data = true
 zip_safe = false
 install_requires =
     asgiref >= 3.3.2
-    pytz
+    backports.zoneinfo; python_version<"3.9"
     sqlparse >= 0.2.2
+    tzdata; sys_platform == 'win32'
 
 [options.entry_points]
 console_scripts =