diff --git a/fe/fe-core/src/main/java/com/starrocks/task/AlterReplicaTask.java b/fe/fe-core/src/main/java/com/starrocks/task/AlterReplicaTask.java
index b7ccdd705d0cb..0fab38a95eace 100644
--- a/fe/fe-core/src/main/java/com/starrocks/task/AlterReplicaTask.java
+++ b/fe/fe-core/src/main/java/com/starrocks/task/AlterReplicaTask.java
@@ -194,6 +194,9 @@ public TAlterTabletReqV2 toThrift() {
      *      There are new load jobs after alter task, and at least one of them is succeed on this replica.
      *      So the replica's version should be larger than X. So we don't need to modify the replica version
      *      because its already looks like normal.
+     * Case 3:
+     *      There are new load jobs after alter task, and their version and LFV is smaller or equal to X. 
+     *      And because alter request report success, it means that we can increase replica's version to X.
      */
     public void handleFinishAlterTask() throws Exception {
         Database db = GlobalStateMgr.getCurrentState().getDb(getDbId());
@@ -227,18 +230,10 @@ public void handleFinishAlterTask() throws Exception {
                         getVersion());
                 boolean versionChanged = false;
                 if (replica.getVersion() <= getVersion()) {
-                    if (replica.getLastFailedVersion() > getVersion()) {
-                        // Case 2.1
-                        replica.updateRowCount(getVersion(), replica.getDataSize(),
-                                replica.getRowCount());
-                        versionChanged = true;
-                    } else {
-                        // Case 1
-                        Preconditions.checkState(replica.getLastFailedVersion() == -1, replica.getLastFailedVersion());
-                        replica.updateRowCount(getVersion(), replica.getDataSize(),
-                                replica.getRowCount());
-                        versionChanged = true;
-                    }
+                    // Case 1, Case 2.1 or Case 3
+                    replica.updateRowCount(getVersion(), replica.getDataSize(),
+                            replica.getRowCount());
+                    versionChanged = true;
                 }
 
                 if (versionChanged) {