diff --git a/extra/mason/notify/server/server.factor b/extra/mason/notify/server/server.factor
index 57c6d04300..cc055e38d8 100644
--- a/extra/mason/notify/server/server.factor
+++ b/extra/mason/notify/server/server.factor
@@ -31,8 +31,8 @@ SYMBOLS: host-name target-os target-cpu message message-arg ;
     [
         {
             [ host-name set ]
-            [ target-os set ]
             [ target-cpu set ]
+            [ target-os set ]
             [ message set ]
         } spread
     ] input<sequence ;