diff --git a/Spatial_searching/doc/Spatial_searching/dependencies b/Spatial_searching/doc/Spatial_searching/dependencies
index a18f64dabd49..8089307d45b9 100644
--- a/Spatial_searching/doc/Spatial_searching/dependencies
+++ b/Spatial_searching/doc/Spatial_searching/dependencies
@@ -8,3 +8,4 @@ Kernel_d
 Surface_mesh
 Polyhedron
 BGL
+Generator