diff --git a/compiler/lex.c b/compiler/lex.c
index a7b8eeb..0c18e4b 100644
--- a/compiler/lex.c
+++ b/compiler/lex.c
@@ -248,7 +248,7 @@ identifier(LexState *ls)
 		backup(ls, 1);
 
 	token.id = T_IDENT;
-	token.ident = (Str){intern_identifier(ls, ident_buf), i};
+	token.ident = Str_from_buf(intern_identifier(ls, ident_buf), i);
 	token.len = i;
 	return token;
 }