diff --git a/devices/hi3518ev200_lite_smartwares-cip-37210/general/overlay/usr/share/openipc/customizer.sh b/devices/hi3518ev200_lite_smartwares-cip-37210/general/overlay/usr/share/openipc/customizer.sh
index d0a223d..6383f6f 100644
--- a/devices/hi3518ev200_lite_smartwares-cip-37210/general/overlay/usr/share/openipc/customizer.sh
+++ b/devices/hi3518ev200_lite_smartwares-cip-37210/general/overlay/usr/share/openipc/customizer.sh
@@ -14,5 +14,10 @@ cli -s .audio.speakerPinInvert true
 
 # Set wlan settings
 fw_setenv wlandev rtl8188fu-generic
+#
+#
+# Other custom settings
+#
+fw_setenv extras initcall_blacklist=hisi_femac_driver_init
 
 exit 0