diff --git a/deploy/proxmoxve.sh b/deploy/proxmoxve.sh
index 459c909a..30f8b0b6 100644
--- a/deploy/proxmoxve.sh
+++ b/deploy/proxmoxve.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/usr/bin/env sh
 
 # Deploy certificates to a proxmox virtual environment node using the API.
 #