diff --git a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
index ed7b24a93b8ed53d9c6d020cb619f17c6139b3de..26557c1df6a82a32fc6023be8789789d54bb1a0f 100644
--- a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
@@ -1307,6 +1307,7 @@ public class DatabaseBackend extends SQLiteOpenHelper {
         db.beginTransaction();
         final String[] args = {conversation.getUuid()};
         int num = db.delete(Message.TABLENAME, Message.CONVERSATION + "=?", args);
+        db.delete("cheogram.webxdc_updates", Message.CONVERSATION + "=?", args);
         db.setTransactionSuccessful();
         db.endTransaction();
         Log.d(Config.LOGTAG, "deleted " + num + " messages for " + conversation.getJid().asBareJid() + " in " + (SystemClock.elapsedRealtime() - start) + "ms");