diff --git a/tools/grammars/compiler/data.go b/tools/grammars/compiler/data.go
index b469bc6c..9caef0b8 100644
--- a/tools/grammars/compiler/data.go
+++ b/tools/grammars/compiler/data.go
@@ -26,4 +26,5 @@ var KnownFields = map[string]bool{
 	"foldingStartMarker": true,
 	"foldingEndMarker":   true,
 	"limitLineLength":    true,
+	"hideFromUser":       true,
 }