diff --git a/modules/aeolus/aeolus_amv.py b/modules/aeolus/aeolus_amv.py
index 5d39d887741329d75a8dd9b5415b81b4c3fa9a11..433dec30a5a53674ecc302b1ebae916e7c15d9d2 100644
--- a/modules/aeolus/aeolus_amv.py
+++ b/modules/aeolus/aeolus_amv.py
@@ -310,9 +310,9 @@ def run_best_fit_driver(amv_dir, source, raob_path, gfs_path, product_dir, produ
 
         # TODO: write output file here
         filename = None
-        raob_file_name = None
-        amv_file_name = None
-        create_file_new2(filename, raob_dct, gfs_at_raob_dct, bf_dct, prd_dct, raob_filename, amv_file_name)
+        raob_filename = None
+        amv_filename = None
+        create_file_new2(filename, raob_dct, gfs_at_raob_dct, bf_dct, prd_dct, raob_filename, amv_filename)
 
         # Skip this and below if writing an output file.
         out_list.append((bf_dct, prd_dct))