diff --git a/airflow/providers/telegram/provider.yaml b/airflow/providers/telegram/provider.yaml
index fb48632e8c766..6ba7ea29f0f29 100644
--- a/airflow/providers/telegram/provider.yaml
+++ b/airflow/providers/telegram/provider.yaml
@@ -35,7 +35,10 @@ versions:
 
 dependencies:
   - apache-airflow>=2.3.0
-  - python-telegram-bot>=13.0
+  # The telegram bot 20.0.0 is not yet compatible with our provider as documented in
+  # https://github.com/apache/airflow/issues/28670. This limit should be removed (and likely replaced
+  # with >=20.0.0) once the issue is fixed.
+  - python-telegram-bot>=13.0,<20.0.0
 
 integrations:
   - integration-name: Telegram
diff --git a/generated/provider_dependencies.json b/generated/provider_dependencies.json
index 74dfba9d385ad..f8145435239f8 100644
--- a/generated/provider_dependencies.json
+++ b/generated/provider_dependencies.json
@@ -708,7 +708,7 @@
   "telegram": {
     "deps": [
       "apache-airflow>=2.3.0",
-      "python-telegram-bot>=13.0"
+      "python-telegram-bot>=13.0,<20.0.0"
     ],
     "cross-providers-deps": []
   },