diff --git a/README.md b/README.md
index 92373e4a047..7e38fe580cb 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ As a quick guide, patches should be sent to openembedded-core@lists.openembedded
 The git command to do that would be:
 
 ```
-git send-email -M -1 --to openembedded-core@lists.openembedded.org
+git send-email -M -1 --to openembedded-core@lists.openembedded.org --subject-prefix='blacksail][PATCH'
 ```
 
 Mailing list: