diff --git a/modules/util/util.py b/modules/util/util.py
index 16d57fce9c1cead646bf7b3187e36568317f6541..72b7239793a8cf61a591419f46344c971bc35fce 100644
--- a/modules/util/util.py
+++ b/modules/util/util.py
@@ -836,6 +836,7 @@ def write_icing_file_nc4(clvrx_str_time, output_dir, preds_dct, probs_dct, x, y,
     if x is not None:
         x_ds = rootgrp.createVariable(dim_0_name, 'f8', [dim_0_name])
         x_ds.units = 'rad'
+        x_ds.setncattr('axis', 'X')
         x_ds.setncattr('standard_name', 'projection_x_coordinate')
         x_ds.setncattr('long_name', 'GOES PUG W-E fixed grid viewing angle')
         x_ds.setncattr('scale_factor', 5.58879902955962e-05)
@@ -844,6 +845,7 @@ def write_icing_file_nc4(clvrx_str_time, output_dir, preds_dct, probs_dct, x, y,
 
         y_ds = rootgrp.createVariable(dim_1_name, 'f8', [dim_1_name])
         y_ds.units = 'rad'
+        y_ds.setncattr('axis', 'Y')
         y_ds.setncattr('standard_name', 'projection_y_coordinate')
         y_ds.setncattr('long_name', 'GOES PUG W-E fixed grid viewing angle')
         y_ds.setncattr('scale_factor', -5.58879902955962e-05)