diff --git a/src/mx_bluesky/I24/serial/setup_beamline/pv_abstract.py b/src/mx_bluesky/I24/serial/setup_beamline/pv_abstract.py
index b4ca5e061..ebd986cda 100644
--- a/src/mx_bluesky/I24/serial/setup_beamline/pv_abstract.py
+++ b/src/mx_bluesky/I24/serial/setup_beamline/pv_abstract.py
@@ -64,6 +64,7 @@ class pv:
         sequence_id = pv.eiger_seqID
         beamx = pv.eiger_beamx
         beamy = pv.eiger_beamy
+        bit_depth = pv.eiger_bitdepthrbv
 
     def __str__(self) -> str:
         return self.name
diff --git a/src/mx_bluesky/I24/serial/write_nexus.py b/src/mx_bluesky/I24/serial/write_nexus.py
index 9796df345..97ead6025 100644
--- a/src/mx_bluesky/I24/serial/write_nexus.py
+++ b/src/mx_bluesky/I24/serial/write_nexus.py
@@ -66,7 +66,7 @@ def call_nexgen(
     transmission = (float(caget(Eiger.pv.transmission)),)
 
     if det_type == Eiger.name:
-        bit_depth = int(caget(pv.eiger_bitdepthrbv))
+        bit_depth = int(caget(Eiger.pv.bit_depth))
         logger.debug(
             f"Call to nexgen server with the following chip definition: \n{chip_prog_dict}"
         )