diff --git a/test/live.go b/test/live.go
index 373b4e9c2fc..dabf82e8f21 100644
--- a/test/live.go
+++ b/test/live.go
@@ -1,4 +1,6 @@
 // errorcheck -0 -l -live -wb=0
+// +build !ppc64,!ppc64le
+// ppc64 needs a better tighten pass to make f18 pass
 
 // Copyright 2014 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style