diff --git a/scripts/install-proxmox-lxc.sh b/scripts/install-proxmox-lxc.sh
index aa198b7..ac3fd58 100755
--- a/scripts/install-proxmox-lxc.sh
+++ b/scripts/install-proxmox-lxc.sh
@@ -382,7 +382,7 @@ rsync -a --delete \
   \"\$repo_dir/\" \"\$web_root/\"
 
 while IFS= read -r -d '' html_file; do
-  perl -0pi -e 's{((?:href|src)=\")(?!https?://|data:|//)([^\"?]+?\.(?:css|js|png|jpg|jpeg|svg|webp|ico|pdf))(?:\?[^"]*)?(\")}{\$1 . \$2 . \"?v='"\"\$asset_version\""'\" . \$3}ge' \"\$html_file\"
+  ASSET_VERSION=\"\$asset_version\" perl -0pi -e 's{((?:href|src)=\")(?!https?://|data:|//)([^\"?]+?\.(?:css|js|png|jpg|jpeg|svg|webp|ico|pdf))(?:\?[^\"]*)?(\")}{\$1 . \$2 . \"?v=\" . \$ENV{ASSET_VERSION} . \$3}ge' \"\$html_file\"
 done < <(find \"\$web_root\" -maxdepth 1 -type f -name '*.html' -print0)
 
 chown -R www-data:www-data \"\$web_root\"
diff --git a/scripts/update-proxmox-lxc.sh b/scripts/update-proxmox-lxc.sh
index 60b5050..6984b17 100755
--- a/scripts/update-proxmox-lxc.sh
+++ b/scripts/update-proxmox-lxc.sh
@@ -203,7 +203,7 @@ rsync -a --delete \
   \"\$repo_dir/\" \"\$web_root/\"
 
 while IFS= read -r -d '' html_file; do
-  perl -0pi -e 's{((?:href|src)=\")(?!https?://|data:|//)([^\"?]+?\.(?:css|js|png|jpg|jpeg|svg|webp|ico|pdf))(?:\?[^"]*)?(\")}{\$1 . \$2 . \"?v='"\"\$asset_version\""'\" . \$3}ge' \"\$html_file\"
+  ASSET_VERSION=\"\$asset_version\" perl -0pi -e 's{((?:href|src)=\")(?!https?://|data:|//)([^\"?]+?\.(?:css|js|png|jpg|jpeg|svg|webp|ico|pdf))(?:\?[^\"]*)?(\")}{\$1 . \$2 . \"?v=\" . \$ENV{ASSET_VERSION} . \$3}ge' \"\$html_file\"
 done < <(find \"\$web_root\" -maxdepth 1 -type f -name '*.html' -print0)
 
 chown -R www-data:www-data \"\$web_root\"