diff --git a/src/DEBIAN/postinst b/src/DEBIAN/postinst
index 8b1cfff..17e07c5 100755
--- a/src/DEBIAN/postinst
+++ b/src/DEBIAN/postinst
@@ -1,5 +1,17 @@
 #!/bin/bash
 export PACKAGE_NAME="$DPKG_MAINTSCRIPT_PACKAGE"
+
+if [ "${PACKAGE_NAME}" = "cn.flamescion.bookworm-compatibility-mode" ];then
+if [ -d /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env ];then
+if [ "$(arch)" != "loongarch64" ];then
+mv /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/ace-env
+ln -sfv /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/ace-env /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env
+else
+mv /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env /opt/apps/amber-ce-loongnix/files/ace-env 
+fi
+fi
+fi
+
 /opt/apps/$PACKAGE_NAME/files/bin/ace-init
 
 if [ "${PACKAGE_NAME}" = "cn.flamescion.bookworm-compatibility-mode" ];then
diff --git a/src/DEBIAN/preinst b/src/DEBIAN/preinst
deleted file mode 100755
index 3449ed8..0000000
--- a/src/DEBIAN/preinst
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/bin/bash
-
-PACKAGE_NAME="$DPKG_MAINTSCRIPT_PACKAGE"
-
-if [ "${PACKAGE_NAME}" = "cn.flamescion.bookworm-compatibility-mode" ];then
-if [ -d /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env ];then
-if [ "$(arch)" != "loongarch64" ];then
-mv /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/ace-env
-ln -sfv /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/ace-env /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env
-else
-mv /opt/apps/cn.flamescion.bookworm-compatibility-mode/files/bookworm-env /opt/apps/amber-ce-loongnix/files/ace-env 
-fi
-fi
-fi