diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt
index fa043192..58b1d967 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt
@@ -717,7 +717,7 @@ fun Context.showMessageNotification(address: String, body: String, threadId: Lon
         putExtra(THREAD_ID, threadId)
     }
 
-    val markAsReadPendingIntent = PendingIntent.getBroadcast(this, 0, markAsReadIntent, PendingIntent.FLAG_CANCEL_CURRENT)
+    val markAsReadPendingIntent = PendingIntent.getBroadcast(this, threadId.hashCode(), markAsReadIntent, PendingIntent.FLAG_UPDATE_CURRENT)
     var replyAction: NotificationCompat.Action? = null
 
     if (isNougatPlus()) {