diff --git a/startup.sh b/startup.sh
index e0cd1e8..1377f4e 100755
--- a/startup.sh
+++ b/startup.sh
@@ -52,7 +52,7 @@ main() {
     amixer sset PCM 100%
 
     # play our tune
-    cat /home/pi/world-o-techno/world-o-techno.rb|sonic_pi
+    cat /home/${USER}/world-o-techno/world-o-techno.rb|sonic_pi
 }
 
 self_update