1 files changed, 1 insertions, 1 deletions
diff --git a/src/ix3.c b/src/ix3.c
index c1bd212..320c123 100644
--- a/src/ix3.c
+++ b/src/ix3.c
@@ -349,7 +349,7 @@ static void remove_object(ix3_object_t *object)
 /* Split node and distribute objects referenced from node->objects into a
  * newly created node->children.
  */
-ix3_node_t * split_node(ix3_t *ix3, unsigned *depth, ix3_node_t *node, bb3f_t *node_aabb)
+static ix3_node_t * split_node(ix3_t *ix3, unsigned *depth, ix3_node_t *node, bb3f_t *node_aabb)
 {
 	bb3f_t			octrants[8];
 	ix3_object_ref_t	*r, *_r;