diff --git a/python/arcticdb/version_store/_store.py b/python/arcticdb/version_store/_store.py
index ecda686d831..cd56d1decf2 100644
--- a/python/arcticdb/version_store/_store.py
+++ b/python/arcticdb/version_store/_store.py
@@ -2472,8 +2472,8 @@ def is_symbol_pickled(self, symbol: str, as_of: Optional[VersionQueryInput] = No
         return self.is_pickled_descriptor(dit.timeseries_descriptor)
 
     def _get_time_range_from_ts(self, desc, min_ts, max_ts):
-        if desc.stream_descriptor.index.kind != IndexDescriptor.Type.TIMESTAMP or \
-                desc.stream_descriptor.sorted == SortedValue.UNSORTED or \
+        if desc.index.kind != IndexDescriptor.Type.TIMESTAMP or \
+                desc.sorted == SortedValue.UNSORTED or \
                 min_ts is None or \
                 max_ts is None:
             return datetime64("nat"), datetime64("nat")