diff --git a/omega/omega-transaction/src/main/java/org/apache/servicecomb/pack/omega/transaction/TxCompensateAckFailedEvent.java b/omega/omega-transaction/src/main/java/org/apache/servicecomb/pack/omega/transaction/TxCompensateAckFailedEvent.java
new file mode 100644
index 0000000..0446eb3
--- /dev/null
+++ b/omega/omega-transaction/src/main/java/org/apache/servicecomb/pack/omega/transaction/TxCompensateAckFailedEvent.java
@@ -0,0 +1,26 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.servicecomb.pack.omega.transaction;
+
+import org.apache.servicecomb.pack.common.EventType;
+
+public class TxCompensateAckFailedEvent extends TxEvent {
+  public TxCompensateAckFailedEvent(String globalTxId, String localTxId, String parentTxId) {
+    super(EventType.TxCompensateAckFailedEvent, globalTxId, localTxId, parentTxId, "", 0, "", 0);
+  }
+}
\ No newline at end of file
diff --git a/omega/omega-transaction/src/main/java/org/apache/servicecomb/pack/omega/transaction/TxCompensateAckSucceedEvent.java b/omega/omega-transaction/src/main/java/org/apache/servicecomb/pack/omega/transaction/TxCompensateAckSucceedEvent.java
new file mode 100644
index 0000000..d5e2edd
--- /dev/null
+++ b/omega/omega-transaction/src/main/java/org/apache/servicecomb/pack/omega/transaction/TxCompensateAckSucceedEvent.java
@@ -0,0 +1,26 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.servicecomb.pack.omega.transaction;
+
+import org.apache.servicecomb.pack.common.EventType;
+
+public class TxCompensateAckSucceedEvent extends TxEvent {
+  public TxCompensateAckSucceedEvent(String globalTxId, String localTxId, String parentTxId) {
+    super(EventType.TxCompensateAckSucceedEvent, globalTxId, localTxId, parentTxId, "", 0, "", 0);
+  }
+}
\ No newline at end of file