diff --git a/faslr/index/__init__.py b/faslr/index/__init__.py
index 7f99e98..5a984cd 100644
--- a/faslr/index/__init__.py
+++ b/faslr/index/__init__.py
@@ -11,5 +11,7 @@
 
 from .index_matrix import (
     index_matrix,
+    IndexMatrixModel,
+    IndexMatrixView,
     relative_index
 )
\ No newline at end of file