diff --git a/modules/aeolus/datasource.py b/modules/aeolus/datasource.py
index d15a66079122ec34688fa9a349a17d0743871d1f..e3c4f1448e8d07f10c39980e0f3ec159937fd0f4 100644
--- a/modules/aeolus/datasource.py
+++ b/modules/aeolus/datasource.py
@@ -203,7 +203,7 @@ class CLAVRx_CALIPSO(Files):
 
 class CLAVRx_VIIRS(Files):
     def __init__(self, files_path):
-        super().__init__(files_path, 5, 'clavrx*viirs*level2.h5')
+        super().__init__(files_path, 5, 'clavrx*viirs*level2.??')
         self.params = get_parameters_clavrx()
 
     def get_datetime(self, pathname):