diff --git a/modules/amv/caliop_clavrx_amv.py b/modules/amv/caliop_clavrx_amv.py
index d42ad7fd6b6b8d81c9902b6ac861f05a26e5979d..e61795299f4710593a1a6c3ba605470a7bc6968a 100644
--- a/modules/amv/caliop_clavrx_amv.py
+++ b/modules/amv/caliop_clavrx_amv.py
@@ -131,7 +131,7 @@ def match_calipso_clavrx_to_amvs(calipso_clavrx_ds, calipso_clavrx_file, amv_fil
         lats = amv_lats[in_box]
         lons = lons[s_idxs]
         lats = lats[s_idxs]
-        temp_prof = get_vert_profile_s(gfs_ds, ['temperature'], lons, lats, method='nearest')
+        temp_prof = get_vert_profile_s(gfs_xr, ['temperature'], lons, lats, method='nearest')
         temp_prof = temp_prof.values
         temp_prof_s = temp_prof[0, :, :]
         temp_prof_s = temp_prof_s[:, ::-1]