diff --git a/src/telegram/app.py b/src/telegram/app.py
index af38076..d7e0bb4 100644
--- a/src/telegram/app.py
+++ b/src/telegram/app.py
@@ -67,6 +67,7 @@ def run() -> None:
     async def main():
         async with app:
             await app.start()
+            await post_init(app)
             await app.updater.start_polling()
             await asyncio.Event().wait()