diff --git a/iopsys-econet/en7562/UNION_EN7562_7915D_ActiveEthWan_KERNEL_5_4_demo.mak b/iopsys-econet/en7562/UNION_EN7562_7915D_ActiveEthWan_KERNEL_5_4_demo.mak
index 9e38a2f6d71b50ba21530f63387c09058ecfd159..5abeb548ea2565cc9e97502c4873b7b9b90a4959 100755
--- a/iopsys-econet/en7562/UNION_EN7562_7915D_ActiveEthWan_KERNEL_5_4_demo.mak
+++ b/iopsys-econet/en7562/UNION_EN7562_7915D_ActiveEthWan_KERNEL_5_4_demo.mak
@@ -793,4 +793,4 @@ TCSUPPORT_BLAPI=y
 # TCSUPPORT_PARALLEL_BUILD_CUSTOM_JOB_NUM_ENABLE is not set
 BSP=y
 TCSUPPORT_OPENWRT=y
-
+TCSUPPORT_IOPSYS_DISABLE_IPV6_DEV_CONFIG_ECNT_HOOK=y
diff --git a/iopsys-econet/rule.mak b/iopsys-econet/rule.mak
index 296117680421b5606b90c8a76a83aa12daa25708..7231f24cd522cf1b51a8ce8ae50a90de50600eff 100644
--- a/iopsys-econet/rule.mak
+++ b/iopsys-econet/rule.mak
@@ -5865,3 +5865,9 @@ export BSP_BLLIB_UTILITY=-lapi_lib_utility
 ifneq ($(strip $(RELEASEBSP)),)
 export SDKRelease=1
 endif
+
+ifneq ($(strip $(TCSUPPORT_IOPSYS_DISABLE_IPV6_DEV_CONFIG_ECNT_HOOK)),)
+export TCSUPPORT_IOPSYS_DISABLE_IPV6_DEV_CONFIG_ECNT_HOOK=1
+BSP_CFLAGS+=-DTCSUPPORT_IOPSYS_DISABLE_IPV6_DEV_CONFIG_ECNT_HOOK
+endif
+