diff --git a/share/man/man9/g_bio.9 b/share/man/man9/g_bio.9
index b2da3b7bdf1a..e7351b8054e4 100644
--- a/share/man/man9/g_bio.9
+++ b/share/man/man9/g_bio.9
@@ -233,7 +233,7 @@ example_start(struct bio *bp)
 	struct bio *cbp;
 
 	printf("Request received: ");
-	g_print_bio();
+	g_print_bio(bp);
 	printf("\\n");
 
 	sc = bp->bio_to->geom->softc;