diff --git a/modules/aeolus/aeolus_amv.py b/modules/aeolus/aeolus_amv.py
index 6bd6319e6e6798d81f9698b2defaaa41edd1634b..188446ce95c3ebb6e49f1cc917cfdd87e4e7882e 100644
--- a/modules/aeolus/aeolus_amv.py
+++ b/modules/aeolus/aeolus_amv.py
@@ -21,6 +21,7 @@ half_width = 50  # search box centered on AEOLUS profile (FGF coordinates)
 num_elems = 5424
 num_lines = 5424
 
+clavrx_params = None
 
 def get_amvs(amv_ds, timestamp, filepath=None):
     if filepath is None:
@@ -1488,7 +1489,6 @@ def get_cloud_layers_dict_s(aeolus_files_dir, lon360=False):
 
 def match_aeolus_to_clavrx(aeolus_dict, clvrx_files):
     nav = get_navigation()
-    clvrx_params = get_parameters_clavrx()
     match_dict = {}
 
     keys = list(aeolus_dict.keys())
@@ -1538,7 +1538,7 @@ def match_aeolus_to_clavrx(aeolus_dict, clvrx_files):
     return match_dict
 
 
-def create_file_2(match_dct, filename, clvrx_params=['cld_height_acha', 'cld_press_acha', 'cld_temp_acha']):
+def create_file_2(match_dct, filename, clvrx_params=clavrx_params):
     grd_x_len = 9
     grd_y_len = 9
     num_aparams = 7
@@ -2079,4 +2079,4 @@ def get_parameters_clavrx(filename='/home/rink/data/clavrx/clavrx_OR_ABI-L1b-Rad
 
     return var_names_2d
 
-
+clavrx_params = get_parameters_clavrx()