diff --git a/modules/aeolus/aeolus_amv.py b/modules/aeolus/aeolus_amv.py
index 17e15ad7920a08b81463f8df5b3ae50a579e8286..33f6db6fce66261644d74e9060e6491f215c0c9d 100644
--- a/modules/aeolus/aeolus_amv.py
+++ b/modules/aeolus/aeolus_amv.py
@@ -1757,6 +1757,7 @@ def match_calipso_clavrx_to_amvs(calipso_clavrx_path, calipso_clavrx_file, amv_f
     amv_lats = amv_ds[amv_files.lat_name][:]
     amv_cc = amv_ds[amv_files.elem_name][:]
     amv_ll = amv_ds[amv_files.line_name][:]
+    amv_cc, amv_ll = nav.earth_to_lc_s(amv_lons, amv_lats)
 
     param_s = []
     param_s.append(amv_lons)