diff --git a/packages/js/expression-evaluation/src/parser.ts b/packages/js/expression-evaluation/src/parser.ts
index a87cfaccb36..ac71da9beb9 100644
--- a/packages/js/expression-evaluation/src/parser.ts
+++ b/packages/js/expression-evaluation/src/parser.ts
@@ -99,7 +99,7 @@ Identifier
 
 IdentifierName
 	= first:IdentifierStart rest:IdentifierPart* {
-		return first + rest.join( '' );
+		return text();
 	}
 
 IdentifierStart