diff --git a/powerwall.sh b/powerwall.sh
index 7570fbe5..46c1b8c4 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/usr/bin/bash
 # powerwall - CLI commands to control VM guest power
 
 action="$1"