diff --git a/Bounding_volumes/doc/Bounding_volumes/dependencies b/Bounding_volumes/doc/Bounding_volumes/dependencies
index 0f2411a6c67..1c1b2a88ef1 100644
--- a/Bounding_volumes/doc/Bounding_volumes/dependencies
+++ b/Bounding_volumes/doc/Bounding_volumes/dependencies
@@ -6,3 +6,4 @@ Circulator
 Stream_support
 Matrix_search
 Polytope_distance_d
+Number_types