diff --git a/scripts/ahrs_calibration.py b/scripts/ahrs_calibration.py
index db5faa365a8c6f1b53cf9686bce19d99ca71f17d..d5db82c16da907c693fec202e1369f8a0b99058d 100755
--- a/scripts/ahrs_calibration.py
+++ b/scripts/ahrs_calibration.py
@@ -66,7 +66,7 @@ class CalibrateAHRS(kp.Module):
         now = datetime.utcnow()
         tmch_data = TMCHData(io.BytesIO(blob['CHData']))
         dom_id = tmch_data.dom_id
-        clb = self.clbmap.dom_id[dom_id]
+        clb = self.clbmap.dom_ids[dom_id]
         if clb.floor == 0:
             self.log.info("Skipping base CLB")
             return blob