diff --git a/README.md b/README.md
index eb61f7d..fc66d56 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ The script expects `authorized_keys` to be in the current directory. Copy the co
 ### Run the Script
 
 ```shell
-./build-proxmox-template
+sudo ./build-proxmox-template
 ```
 
 ## Cloning the Template
diff --git a/build-proxmox-template b/build-proxmox-template
index 8d76f61..f20b39f 100755
--- a/build-proxmox-template
+++ b/build-proxmox-template
@@ -15,6 +15,7 @@ set -e
 
 virt-builder ${OS} -o ${NAME}.qcow2 --format qcow2 \
 	--root-password disabled \
+	--run-command 'echo grub-pc hold | dpkg --set-selections' \
 	--update \
 	--run-command 'apt dist-upgrade -y' \
 	--install cloud-init,qemu-guest-agent \