diff --git a/src/storage/tx/ob_trans_define_v4.h b/src/storage/tx/ob_trans_define_v4.h
index d99001088f..69720c4313 100644
--- a/src/storage/tx/ob_trans_define_v4.h
+++ b/src/storage/tx/ob_trans_define_v4.h
@@ -592,6 +592,7 @@ public:
   const ObXATransID &get_xid() const { return xid_; }
   bool is_xa_trans() const { return !xid_.empty(); }
   bool is_xa_tightly_couple() const { return xa_tightly_couple_; }
+  void set_xa_start_addr(common::ObAddr &addr) { xa_start_addr_ = addr; }
   common::ObAddr xa_start_addr() const { return xa_start_addr_; }
   void reset_for_xa() { xid_.reset(); xa_ctx_ = NULL; }
   int trans_deep_copy(const ObTxDesc &x);
diff --git a/src/storage/tx/ob_xa_service.cpp b/src/storage/tx/ob_xa_service.cpp
index 2408f08a35..c3f911bb6a 100644
--- a/src/storage/tx/ob_xa_service.cpp
+++ b/src/storage/tx/ob_xa_service.cpp
@@ -1005,7 +1005,10 @@ int ObXAService::xa_start(const ObXATransID &xid,
     ret = OB_TRANS_XA_INVAL;
     TRANS_LOG(WARN, "invalid flags for xa start", K(ret), K(xid), K(flags));
   }
-
+  // set xa_start_addr for txn-free-route
+  if (OB_SUCC(ret) && OB_NOT_NULL(tx_desc)) {
+    tx_desc->set_xa_start_addr(GCONF.self_addr_);
+  }
   if (OB_FAIL(ret)) {
     TRANS_LOG(WARN, "xa start failed", K(ret), K(xid), K(flags), K(timeout_seconds));
   } else {