diff --git a/.github/workflows/update_singbox_core.yaml b/.github/workflows/update_singbox_core.yaml
index 30fbafb..a80e9f5 100644
--- a/.github/workflows/update_singbox_core.yaml
+++ b/.github/workflows/update_singbox_core.yaml
@@ -102,7 +102,7 @@ jobs:
           new_name=(amd64 armv5 armv7 armv8 mips-softfloat mipsle-hardfloat mipsle-softfloat)
           for((i=0;i<7;i++));do
             mv -f ./tmp/linux-${archs[i]}/sing-box ./tmp/singbox-linux-${new_name[i]}
-            chmod +x ./tmp/sing-box-linux-${new_name[i]}
+            chmod +x ./tmp/singbox-linux-${new_name[i]}
             if [ "${archs[i]}" != "armv5" ];then
               if [[ ${archs[i]} = mips* ]];then
                 ./upx-3.93-amd64_linux/upx ./tmp/singbox-linux-${new_name[i]}