diff --git a/target/linux/mediatek/filogic/base-files/etc/uci-defaults/05_fix-compat-version b/target/linux/mediatek/filogic/base-files/etc/uci-defaults/05_fix-compat-version
index f39d2575e1..d1ec1a6914 100644
--- a/target/linux/mediatek/filogic/base-files/etc/uci-defaults/05_fix-compat-version
+++ b/target/linux/mediatek/filogic/base-files/etc/uci-defaults/05_fix-compat-version
@@ -2,8 +2,11 @@
 
 case "$(board_name)" in
 	bananapi,bpi-r3)
-	uci set system.@system[0].compat_version="1.2"
-	uci commit system
+	compat_version="$(uci get system.@system[0].compat_version)"
+	if [ "${compat_version%%.*}" = "1" ] && [ "${compat_version##*.}" -le 1 ]; then
+		uci set system.@system[0].compat_version="1.2"
+		uci commit system
+	fi
 	;;
 esac