diff --git a/galvani/BioLogic.py b/galvani/BioLogic.py
index 455a4e7..0696058 100644
--- a/galvani/BioLogic.py
+++ b/galvani/BioLogic.py
@@ -185,6 +185,7 @@ VMPdata_colID_dtype_map = {
     462: ('Temperature/°C', '<f4'),
     467: ('Q charge/discharge/mA.h', '<f8'),
     468: ('half cycle', '<u4'),
+    469: ('z cycle', '<u4'),
     473: ('THD Ewe/%', '<f4'),
     474: ('THD I/%', '<f4'),
     476: ('NSD Ewe/%', '<f4'),