diff --git a/modules/aeolus/aeolus_amv.py b/modules/aeolus/aeolus_amv.py
index 7fcab634706728374c14f55d90640412e2fd6e00..107587dcf3fa1ecd8c7c11a48935713882846ad7 100644
--- a/modules/aeolus/aeolus_amv.py
+++ b/modules/aeolus/aeolus_amv.py
@@ -33,6 +33,8 @@ def get_amvs(amv_files, timestamp, filepath=None):
     param_s = []
     vld = None
     for name in amv_params:
+        if name is None:
+            continue
         param = ds[name][:]
         if vld is None:
             vld = np.invert(param.mask)