diff --git a/python/obitools3/parsers/genbank.pyx b/python/obitools3/parsers/genbank.pyx
index b0572e8..50498f6 100755
--- a/python/obitools3/parsers/genbank.pyx
+++ b/python/obitools3/parsers/genbank.pyx
@@ -171,6 +171,8 @@ def genbankIterator_dir(dir_path,
     read = 0
     read_files = 0
     files = [filename for filename in glob.glob(os.path.join(path, b'*.gbff*'))]
+    files.extend([filename for filename in glob.glob(os.path.join(path, b'*.seq*'))])  # new genbank extension
+    files = list(set(files))
     for filename in files:
         if read==only:
             return