diff --git a/src/service/rooms/state_accessor/server_can.rs b/src/service/rooms/state_accessor/server_can.rs
index 7d1b197f..c946fbfd 100644
--- a/src/service/rooms/state_accessor/server_can.rs
+++ b/src/service/rooms/state_accessor/server_can.rs
@@ -50,8 +50,8 @@ pub async fn server_can_see_event(
 				.await
 		},
 		| _ => {
-			error!("Unknown history visibility {history_visibility}");
-			false
+			debug_info!(%room_id, "Unknown history visibility, defaulting to shared: {history_visibility:?}");
+			true
 		},
 	}
 }
diff --git a/src/service/rooms/state_accessor/user_can.rs b/src/service/rooms/state_accessor/user_can.rs
index 32a766a8..aa54407b 100644
--- a/src/service/rooms/state_accessor/user_can.rs
+++ b/src/service/rooms/state_accessor/user_can.rs
@@ -119,8 +119,8 @@ pub async fn user_can_see_event(
 			self.user_was_joined(shortstatehash, user_id).await
 		},
 		| _ => {
-			error!("Unknown history visibility {history_visibility}");
-			false
+			debug_info!(%room_id, "Unknown history visibility, defaulting to shared: {history_visibility:?}");
+			currently_member
 		},
 	}
 }