@@ -141,7 +141,7 @@ class type_spec_chs(object):
low.append(name)
max_index = max(indexer)
- min_index = max_index - 5
+ min_index = max_index - 4
max_index = -7 if max_index < -7 else max_index
min_index = -7 if min_index < -7 else min_index