diff --git a/modules/util/viirs_l1b_l2.py b/modules/util/viirs_l1b_l2.py
index 61b2a97f419d3fe8519472e9b770750432d47a70..56a96694d2df9bde9f841b3cdbd5edd3d493f37c 100644
--- a/modules/util/viirs_l1b_l2.py
+++ b/modules/util/viirs_l1b_l2.py
@@ -17,7 +17,7 @@ def run_all(directory):
         if not p.is_dir():
             continue
         cnt += 1
-        l1b_files = glob.glob(directory+p.name+'/'+'clavrx_snpp_viirs*.uwssec.nc')
+        l1b_files = glob.glob(directory+p.name+'/'+'clavrx_snpp_viirs*.uwssec*.nc')
 
         l1b_tiles = []
         l2_tiles = []