diff --git a/set_usb_irq.sh b/set_usb_irq.sh
index c131713e..29d37812 100644
--- a/set_usb_irq.sh
+++ b/set_usb_irq.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/vendor/bin/sh
 
 # Switch into /proc/irq/$IRQ for the dwc3 usb controller
 cd /proc/irq/*/dwc3/.. || exit 7