diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/insert/InsertIntoTableCommand.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/insert/InsertIntoTableCommand.java
index 39c5909d4f553d..cba3373a6c2a13 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/insert/InsertIntoTableCommand.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/insert/InsertIntoTableCommand.java
@@ -190,6 +190,7 @@ public AbstractInsertExecutor initPlan(ConnectContext ctx, StmtExecutor stmtExec
                     LOG.warn("insert plan failed {} times. query id is {}. table id changed from {} to {}",
                             retryTimes, DebugUtil.printId(ctx.queryId()),
                             targetTableIf.getId(), newestTargetTableIf.getId());
+                    newestTargetTableIf.readUnlock();
                     continue;
                 }
                 // Use the schema saved during planning as the schema of the original target table.
@@ -197,6 +198,7 @@ public AbstractInsertExecutor initPlan(ConnectContext ctx, StmtExecutor stmtExec
                     LOG.warn("insert plan failed {} times. query id is {}. table schema changed from {} to {}",
                             retryTimes, DebugUtil.printId(ctx.queryId()),
                             ctx.getStatementContext().getInsertTargetSchema(), newestTargetTableIf.getFullSchema());
+                    newestTargetTableIf.readUnlock();
                     continue;
                 }
                 if (!insertExecutor.isEmptyInsert()) {