diff --git a/README.OE-Core.md b/README.OE-Core.md
index 687c58e410..e85092ad82 100644
--- a/README.OE-Core.md
+++ b/README.OE-Core.md
@@ -22,7 +22,7 @@ for full details on how to submit changes.
 As a quick guide, patches should be sent to openembedded-core@lists.openembedded.org
 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='scarthgap][PATCH'
 
 Mailing list: