diff --git a/config/.Sanitize b/config/.Sanitize
index 27e35b25906..3753037bb6e 100644
--- a/config/.Sanitize
+++ b/config/.Sanitize
@@ -34,6 +34,7 @@ mh-linux
 mh-ncr3000
 mh-sco
 mh-solaris
+mh-sun
 mh-sysv
 mh-sysv4
 mt-a29k