diff --git a/meta-rdk-mtk-bpir4/recipes-ccsp/ccsp/ccsp-misc.bbappend b/meta-rdk-mtk-bpir4/recipes-ccsp/ccsp/ccsp-misc.bbappend
index 81d1cfca..9820a915 100644
--- a/meta-rdk-mtk-bpir4/recipes-ccsp/ccsp/ccsp-misc.bbappend
+++ b/meta-rdk-mtk-bpir4/recipes-ccsp/ccsp/ccsp-misc.bbappend
@@ -1,5 +1,5 @@
 include ccsp_common_bananapi.inc
 
-CFLAGS_aarch64_append = "-Werror=format-truncation=1"
+CFLAGS_aarch64_append = "-Werror=format-truncation=1 -DDHCPV6_CLIENT_DIBBLER -DDHCPV4_CLIENT_UDHCPC -DUDHCPC_RUN_IN_BACKGROUND"
 
 CFLAGS += " -DDHCPV4_CLIENT_UDHCPC -DDHCPV6_CLIENT_DIBBLER -DUDHCPC_RUN_IN_BACKGROUND"