diff --git a/.github/vale/config/vocabularies/Backstage/accept.txt b/.github/vale/config/vocabularies/Backstage/accept.txt
index 940e855828..46b6e9b7d6 100644
--- a/.github/vale/config/vocabularies/Backstage/accept.txt
+++ b/.github/vale/config/vocabularies/Backstage/accept.txt
@@ -158,6 +158,7 @@ hotspots
 http
 https
 Iain
+idempotency
 Iglesias
 iLert
 img