diff --git a/lib/assoc_array.c b/lib/assoc_array.c
index c0b1007011e188836616509deef5876c207d32d4..ae146f0734eb59adcd2148af99f5ed89d013bd93 100644
--- a/lib/assoc_array.c
+++ b/lib/assoc_array.c
@@ -1735,7 +1735,7 @@ int assoc_array_gc(struct assoc_array *array,
 gc_complete:
 	edit->set[0].to = new_root;
 	assoc_array_apply_edit(edit);
-	edit->array->nr_leaves_on_tree = nr_leaves_on_tree;
+	array->nr_leaves_on_tree = nr_leaves_on_tree;
 	return 0;
 
 enomem: