diff --git a/qa/645 b/qa/645
index 4a0f1c5..034425f 100755
--- a/qa/645
+++ b/qa/645
@@ -28,7 +28,7 @@ _filter()
 }
 
 # real QA test starts here
-for host in nosuchhost no.such.host.pcp.io
+for host in nosuchhost.pcp.io no-such-host.pcp.io
 do
     cat <<End-of-File | pmlogger -l $tmp.log $tmp
 log mandatory on once { hinv.ncpu }