diff --git a/hosts/nixos/home.nix b/hosts/nixos/home.nix
index dccca4f..af3a0cf 100644
--- a/hosts/nixos/home.nix
+++ b/hosts/nixos/home.nix
@@ -59,7 +59,7 @@ home.file = {
     [Desktop Entry]
     Type=Application
     Name=Proxmox (Firefox)
-    Exec=firefox --new-window https://pve.sweet.home:8006 --window-size=1920,1080 --class PVE
+    Exec=firefox --new-instance https://pve.sweet.home:8006 --window-size=1920,1080 --class PVE
     Icon=/home/nixos/.local/share/icons/proxmox.png
     Terminal=false
     Categories=Hypervisor;