diff --git a/vm/debian-vm.sh b/vm/debian-vm.sh
index 6df528c..4664434 100644
--- a/vm/debian-vm.sh
+++ b/vm/debian-vm.sh
@@ -139,7 +139,7 @@ function check_root() {
 }
 
 function pve_check() {
-  if ! pveversion | grep -Eq "pve-manager/8\.[1-3](\.[0-9]+)*"; then
+  if ! pveversion | grep -Eq "pve-manager/8\.[1-4](\.[0-9]+)*"; then
     msg_error "${CROSS}${RD}This version of Proxmox Virtual Environment is not supported"
     echo -e "Requires Proxmox Virtual Environment Version 8.1 or later."
     echo -e "Exiting..."