diff --git a/patches.sh b/patches.sh
index 8f1b716..ffe80c9 100644
--- a/patches.sh
+++ b/patches.sh
@@ -9,7 +9,7 @@ sed -i "s/option sfe_flow '1'/option sfe_flow '0'/" package/ctcgfw/luci-app-turb
 sed -i "s/option sfe_bridge '1'/option sfe_bridge '0'/" package/ctcgfw/luci-app-turboacc/root/etc/config/turboacc
 sed -i "/INCLUDE_shortcut-fe=n/d" package/ctcgfw/luci-app-turboacc/Makefile
 
-sed -i '/Installed-Time/a\sed -i "s/\\(\d\)-[a-z0-9]\{32\}/\1/" $(1)/usr/lib/opkg/status\' include/rootfs.mk
+sed -i '/Installed-Time/a\sed -i "s/\\([[:digit:]]\)-[a-z0-9]\{32\}/\1/" $(1)/usr/lib/opkg/status\' include/rootfs.mk
 find . -type f -name nft-qos.config | xargs sed -i "s/option limit_enable '1'/option limit_enable '0'/"
 sed -i "/\/etc\/coremark\.sh/d" package/feeds/packages/coremark/Makefile
 sed -i 's/192.168.1.1/192.168.2.1/' package/base-files/files/bin/config_generate