diff --git a/setup.py b/setup.py
index 05a0f81f..a891efb7 100644
--- a/setup.py
+++ b/setup.py
@@ -47,7 +47,7 @@
     tests_require=tests_require,
     install_requires=[
         "ehforwarderbot>=2.0.0",
-        "python-telegram-bot~=13.11",
+        "python-telegram-bot>=13.11,<21.0",
         "python-magic",
         "ffmpeg-python",
         "peewee",