diff --git a/xdu.c b/xdu.c
index dd0d37c..747ce68 100644
--- a/xdu.c
+++ b/xdu.c
@@ -885,6 +885,7 @@ void savepsnode(FILE * fp, struct node *nodep, struct rect rect, int showsize)
         name = label;
         break;
     default:
+	name = NULL;
         break;
     }