diff --git a/diy-part3.sh b/diy-part3.sh
index d28a5bd..0cb6971 100644
--- a/diy-part3.sh
+++ b/diy-part3.sh
@@ -50,8 +50,8 @@ cp -f $GITHUB_WORKSPACE/configfiles/rk3566-panther-x2.dts target/linux/rockchip/
 # sed -i "/.*uhttpd.*/d" .config
 # sed -i '/.*\/etc\/init.d.*/d' package/network/services/uhttpd/Makefile
 # sed -i '/.*.\/files\/uhttpd.init.*/d' package/network/services/uhttpd/Makefile
-sed -i 's/:80/:81/g' package/network/services/uhttpd/files/uhttpd.config
-sed -i 's/:443/:4443/g' package/network/services/uhttpd/files/uhttpd.config
+sed -i "s/:80/:81/g" package/network/services/uhttpd/files/uhttpd.config
+sed -i "s/:443/:4443/g" package/network/services/uhttpd/files/uhttpd.config
 cp -a $GITHUB_WORKSPACE/configfiles/etc/* package/base-files/files/etc/
 # ls package/base-files/files/etc/