--- src/output.c.orig	2012-03-25 12:40:58.094281516 +0900
+++ src/output.c	2012-03-25 12:41:07.742419192 +0900
@@ -3386,7 +3386,7 @@
                  buffer,                        /* graph title       */
                  index_start, g_settings.settings.history_index + 1);
 
-    ERRVPRINT(0, "Graph Done!\n");
+    ERRVPRINT(VERBOSE1, "Graph Done!\n");
     /* now do html stuff... */
     snprintf(index_fname, sizeof(index_fname), "index.%s", g_settings.settings.html_ext);