diff --git a/tools/pack_v2.py b/tools/pack_v2.py
index 39f159dc78..31847a81af 100644
--- a/tools/pack_v2.py
+++ b/tools/pack_v2.py
@@ -903,6 +903,8 @@ class Pack(object):
             script.append("flashinit nand")
         elif flinfo.type == "emmc" or self.flash_type == "norplusemmc":
             script.append("flashinit mmc")
+        if flinfo.type == "emmc":
+            script.append("flupdate set mmc")
 
         if flinfo.type != "emmc":
             self.__gen_script_mibib(script, flinfo, parts, parts_length, "mibib_reload")
@@ -1068,6 +1070,9 @@ class Pack(object):
 
                 continue
 
+        if flinfo.type == "emmc":
+            script.append("flupdate clear")
+
         return 1
 
     def __gen_script_cdt(self, images, flinfo, root, section_conf, partition):