diff --git a/testing/usbmuxd/usbmuxd.post-install b/testing/usbmuxd/usbmuxd.post-install
index 7dda410fa22..5c2e50ee9dc 100644
--- a/testing/usbmuxd/usbmuxd.post-install
+++ b/testing/usbmuxd/usbmuxd.post-install
@@ -1,4 +1,4 @@
 #!/bin/sh
 
 # creating default user required by usbmuxd
-adduser --system --ingroup usb --no-create-home --gecos "usbmux daemon" usbmux 2>/dev/null
+adduser -S -G usb -H -g "usbmux daemon" usbmux 2>/dev/null