1 files changed, 2 insertions, 1 deletions
diff --git a/server.go b/server.go
index 1654971..1868078 100644
--- a/server.go
+++ b/server.go
@@ -166,6 +166,7 @@ func handleTxnEvent(e *mxlib.Event) error {
 				ev.Author = acct.Conn.User()
 				ev.Room = room.RoomID
 
+				// use room id as lock slot key, see account.go in eventInternal
 				dbLockSlot(e.RoomId)
 				defer dbUnlockSlot(e.RoomId)
 
@@ -173,7 +174,7 @@ func handleTxnEvent(e *mxlib.Event) error {
 				if err == nil && created_ev_id != "" {
 					cache_key := fmt.Sprintf("%s/event_seen/%s/%s",
 						room.Protocol, e.RoomId, created_ev_id)
-					dbKvPut(cache_key, "yes")
+					dbKvPutLocked(cache_key, "yes")
 				}
 				return err
 			} else {