diff --git a/pyzebra/app/panel_hdf_param_study.py b/pyzebra/app/panel_hdf_param_study.py
index 6e93a7672f12669c03d96aa00def30003b23ca86..6a1bcdd7ece929851e4a17abeccf3d04157eda0a 100644
--- a/pyzebra/app/panel_hdf_param_study.py
+++ b/pyzebra/app/panel_hdf_param_study.py
@@ -275,7 +275,7 @@ def create():
         frame_range.bounds = (0, n_im)
 
         scan_motor = scan["scan_motor"]
-        proj_y_plot.axis[1].axis_label = f"Scanning motor, {scan_motor}"
+        proj_y_plot.yaxis.axis_label = f"Scanning motor, {scan_motor}"
 
         var = scan[scan_motor]
         var_start = var[0]