diff --git a/utils/vale/styles/Crossplane/allowed-jargon.txt b/utils/vale/styles/Crossplane/allowed-jargon.txt
index 88f86a51..a54047c6 100644
--- a/utils/vale/styles/Crossplane/allowed-jargon.txt
+++ b/utils/vale/styles/Crossplane/allowed-jargon.txt
@@ -73,6 +73,7 @@ ReplicaSets
 RPC
 RPCs
 RSS
+runtimeClassName
 sandboxed
 SCSS
 SDK