diff --git a/NAMESPACE b/NAMESPACE
index 49ada24..bdaf5ed 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -6,6 +6,7 @@
 export(add_footnote)
 export(add_header_above)
 export(add_indent)
+export(auto_index)
 export(cell_spec)
 export(collapse_rows)
 export(column_spec)