diff --git a/ci/vale/styles/config/vocabularies/LinuxBoot/accept.txt b/ci/vale/styles/config/vocabularies/LinuxBoot/accept.txt
index aa80a44..ee56439 100644
--- a/ci/vale/styles/config/vocabularies/LinuxBoot/accept.txt
+++ b/ci/vale/styles/config/vocabularies/LinuxBoot/accept.txt
@@ -14,3 +14,5 @@ hostboot
 initrd
 autoboot
 chainloading
+mainboard
+mainboards