diff --git a/build/build_flash_kl3.sh b/build/build_flash_kl3.sh
index 7c0e753..c2c6ee3 100755
--- a/build/build_flash_kl3.sh
+++ b/build/build_flash_kl3.sh
@@ -938,8 +938,6 @@ if [ "${DEF_CORE_TYPE}" == "ampplc" ]; then
     ../tools/rom_img/make_ld.sh --addrs ../ap/.output/cus/lib/ht_${DEF_IMAGE_TYPE}.out \
     ../startup/ldscripts/riscv3/amp_cus_symbol > ../startup/ldscripts/riscv3/cus.addrs.ld
 fi
-../tools/rom_img/make_ld.sh --addrs ../sbl/.output/plc/lib/kunlun_sbl.out \
-    ../tools/rom_img/sbl_symbol > ../startup/ldscripts/riscv3/sbl.addrs.ld
 build_obj_func ${DEF_IMAGE_TYPE} ${DEF_PLC_APP} PLC
 
 # 删除 cfg_log.txt
diff --git a/sbl/Makefile b/sbl/Makefile
index 3d4bee4..18e741e 100644
--- a/sbl/Makefile
+++ b/sbl/Makefile
@@ -68,6 +68,14 @@ EXTRA_OPT_FLAG = -msave-restore
 DISABLE_BACKTRACE = 1
 #####################################################
 
+
+extra_work = echo handle sbl...;\
+            $(TOPDIR)/tools/rom_img/make_ld.sh --addrs $(TOPDIR)/sbl/.output/plc/lib/kunlun_sbl.out \
+            $(TOPDIR)/tools/rom_img/sbl_symbol > $(TOPDIR)/startup/ldscripts/riscv3/sbl.addrs.ld;
+
+
+
+
 ifdef TOPDIR
 include $(TOPDIR)/build/makefile.cfg
 else