diff --git a/make-deb.sh b/make-deb.sh
index 2382488..ab19f29 100755
--- a/make-deb.sh
+++ b/make-deb.sh
@@ -1,8 +1,8 @@
 #!/bin/bash
 
-LIBC6_DOWNLOAD_URL=http://ftp.cn.debian.org/debian/pool/main/g/glibc/libc6_2.36-9+deb12u3_amd64.deb
-LIBC_BIN_DOWNLOAD_URL=http://ftp.cn.debian.org/debian/pool/main/g/glibc/libc-bin_2.36-9+deb12u3_amd64.deb
-LIBSTDCxx6_DOWNLOAD_URL=http://ftp.cn.debian.org/debian/pool/main/g/gcc-12/libstdc++6_12.2.0-14_amd64.deb
+LIBC6_DOWNLOAD_URL=http://mirrors.ustc.edu.cn/debian/pool/main/g/glibc/libc6_2.38-13_amd64.deb
+LIBC_BIN_DOWNLOAD_URL=http://mirrors.ustc.edu.cn/debian/pool/main/g/glibc/libc-bin_2.38-13_amd64.deb
+LIBSTDCxx6_DOWNLOAD_URL=http://mirrors.ustc.edu.cn/debian/pool/main/g/gcc-14/libstdc++6_14-20240330-1_amd64.deb
 
 ABL_VERSION=9
 
@@ -99,8 +99,18 @@ check $?
 DEBIAN_MULTIARCH=${DEBIAN_MULTIARCH:21}
 echo "$DEBIAN_MULTIARCH"
 
+echo "check usrmerge status:":
+if [ -d "./downloads/libc6/lib" ]
+then
+  LIBC_LIB_DIR=""
+  echo "not usrmerge"
+else
+  LIBC_LIB_DIR="usr/"
+  echo "usrmerge"
+fi
+
 echo "ld.so location:"
-LD_SO_LOCATION=`patchelf --print-interpreter "./downloads/libc6/lib/${DEBIAN_MULTIARCH}/libc.so.6"`
+LD_SO_LOCATION=`patchelf --print-interpreter "./downloads/libc6/${LIBC_LIB_DIR}lib/${DEBIAN_MULTIARCH}/libc.so.6"`
 check $?
 echo "$LD_SO_LOCATION"
 
@@ -144,13 +154,13 @@ rooted_readlink(){
 }
 
 echo "copy many libc6 components..."
-cp -r "./downloads/libc6/lib/${DEBIAN_MULTIARCH}/" "./deb-contents/usr/lib/${DEBIAN_MULTIARCH}/additional-base-lib"
+cp -r "./downloads/libc6/${LIBC_LIB_DIR}lib/${DEBIAN_MULTIARCH}/" "./deb-contents/usr/lib/${DEBIAN_MULTIARCH}/additional-base-lib"
 check $?
 
 echo "copy ld.so..."
 mkdir --parents "./deb-contents/usr/lib/${DEBIAN_MULTIARCH}/additional-base-lib/$LD_SO_LOCATION"
 rm -d "./deb-contents/usr/lib/${DEBIAN_MULTIARCH}/additional-base-lib/$LD_SO_LOCATION"
-cp `rooted_readlink "./downloads/libc6/$LD_SO_LOCATION" "./downloads/libc6"` "./deb-contents/usr/lib/${DEBIAN_MULTIARCH}/additional-base-lib/$LD_SO_LOCATION"
+cp `rooted_readlink "./downloads/libc6/${LIBC_LIB_DIR}${LD_SO_LOCATION}" "./downloads/libc6"` "./deb-contents/usr/lib/${DEBIAN_MULTIARCH}/additional-base-lib/$LD_SO_LOCATION"
 check $?
 
 echo "copy ldd script..."