diff --git a/Workflows/basic.py b/Workflows/basic.py
index 0bdac45d8a56d6afe404b3ec992e7eb713b3a3a3..829206dbefd6354e2cffbde4925cf43e1c0da22d 100644
--- a/Workflows/basic.py
+++ b/Workflows/basic.py
@@ -9,7 +9,7 @@ from Postprocessing import Report, MapFormatting
 def unroll_file_list(lst):
     out_lst = []
     for f in lst:
-        out_lst.extend(glob.glob(f))
+        out_lst.extend(sorted(glob.glob(f)))
     return out_lst
 
 def process_timeseries(oroot, d, ts_lst_pkl):