diff --git a/igor2/binarywave.py b/igor2/binarywave.py
index 79460ef..3d175bd 100644
--- a/igor2/binarywave.py
+++ b/igor2/binarywave.py
@@ -790,7 +790,8 @@ def post_unpack(self, parents, data):
         DynamicStringIndicesDataField(
           'P', 'sIndices',
           help='Dynamic string indices for text waves.',
-          count=0, array=True),])
+          count=0, array=True),
+        ])
 
 Wave = _DynamicStructure(
     name='Wave',