diff --git a/screendump/layout/DEBIAN/postrm b/screendump/layout/DEBIAN/postrm
index ab06c08..6f70c14 100644
--- a/screendump/layout/DEBIAN/postrm
+++ b/screendump/layout/DEBIAN/postrm
@@ -1,5 +1,5 @@
-#!/bin/bash
+#!/bin/sh
 
-launchctl unload //Library/LaunchDaemons/com.julioverne.screendumpd.plist
+launchctl unload /Library/LaunchDaemons/com.julioverne.screendumpd.plist
 
-exit 0;
\ No newline at end of file
+exit 0;