diff --git a/modules/aeolus/aeolus_amv.py b/modules/aeolus/aeolus_amv.py
index e3bd4231efe02978d7a5101dc346dc98b0895424..1ae8c11b53aa766a888da808d19533f83d304d1c 100644
--- a/modules/aeolus/aeolus_amv.py
+++ b/modules/aeolus/aeolus_amv.py
@@ -2130,6 +2130,8 @@ def create_bestfit_file(filename, match_dct, raob_dct, gfs_at_raob_dct, bf_dct,
         var_v[0, idx, 0:num_amvs] = bf_raob[:, 1]
         var_p[0, idx, 0:num_amvs] = bf_raob[:, 2]
 
+        bf_gfs = bf_tup[3]
+
     rg_exmpl.close()
     rootgrp.close()