Preserve lit token of array length
diff --git a/syntax/tokens.rs b/syntax/tokens.rs
index 27c2693..30a63d8 100644
--- a/syntax/tokens.rs
+++ b/syntax/tokens.rs
@@ -74,7 +74,7 @@
         self.bracket.surround(tokens, |tokens| {
             self.inner.to_tokens(tokens);
             self.semi_token.to_tokens(tokens);
-            self.len.to_tokens(tokens);
+            self.len_token.to_tokens(tokens);
         });
     }
 }