diff --git a/scripts/acoustics.py b/scripts/acoustics.py
index 13ba7a853d73f9d00be1556006646a3cdf767b79..da514f8d2c35b0f50efdea31add059f7ababb4c1 100644
--- a/scripts/acoustics.py
+++ b/scripts/acoustics.py
@@ -45,7 +45,7 @@ table=db.run_table(detid)
 
 
 
-AB=[12,14,16] # Acoustic Beacons
+ACOUSTIC_BEACONS = [12, 14, 16]
 DOM=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18] # DOMs
 DU=[1,2,3,4,5] # DUs