1 files changed, 4 insertions, 1 deletions
diff --git a/src/tree.c b/src/tree.c
index 2e0e875..c54b13b 100644
--- a/src/tree.c
+++ b/src/tree.c
@@ -207,7 +207,10 @@ mq_tree_remove_allocated(MqTree *node)
 	for (child = node->first_child; child; child = child->next) {
 		child->parent = node->parent;
 	}
-	
+
+	/* Don't waste time updating children's positions. */
+	node->first_child = NULL;
+
 	update_positions(node, -1);
 
 	update_sizes(node, -1);