diff --git a/mautrix/bridge/config.py b/mautrix/bridge/config.py
index 6127d5db..46fb88d2 100644
--- a/mautrix/bridge/config.py
+++ b/mautrix/bridge/config.py
@@ -241,7 +241,7 @@ def generate_registration(self) -> None:
 
         if self["appservice.ephemeral_events"]:
             self._registration["de.sorunome.msc2409.push_ephemeral"] = True
-            self._registration["push_ephemeral"] = True
+            self._registration["receive_ephemeral"] = True
 
         if self["bridge.encryption.msc4190"]:
             self._registration["io.element.msc4190"] = True