diff --git a/modules/aeolus/aeolus_amv.py b/modules/aeolus/aeolus_amv.py
index 062cc8c998fa2ceca7b9601bf175976de43a8c73..b087416f8efa85a4bddca6c25dbcbf35a6f5670f 100644
--- a/modules/aeolus/aeolus_amv.py
+++ b/modules/aeolus/aeolus_amv.py
@@ -51,7 +51,7 @@ class AMVFiles:
         if k < 0:
             return None, None, None
 
-        return flist[k], ftimes[k], k
+        return self.flist[k], self.ftimes[k], k
 
     def get_parameters(self):
         pass