diff --git a/runtime/JavaScript/src/antlr4/index.node.js b/runtime/JavaScript/src/antlr4/index.node.js
index b54aa2ccdf..78b55bdb89 100644
--- a/runtime/JavaScript/src/antlr4/index.node.js
+++ b/runtime/JavaScript/src/antlr4/index.node.js
@@ -57,5 +57,5 @@ export {
     RuleNode, TerminalNode, ParseTreeWalker, RuleContext, ParserRuleContext, Interval, IntervalSet,
     PredictionMode, LL1Analyzer, ParseTreeListener, ParseTreeVisitor, ATN, ATNDeserializer, PredictionContextCache, LexerATNSimulator, ParserATNSimulator, DFA,
     RecognitionException, NoViableAltException, FailedPredicateException, ErrorListener, DiagnosticErrorListener, BailErrorStrategy, DefaultErrorStrategy,
-    arrayToString
+    arrayToString, TokenStreamRewriter
 }
diff --git a/runtime/JavaScript/src/antlr4/index.web.js b/runtime/JavaScript/src/antlr4/index.web.js
index 6361803b1e..dec5c91c70 100644
--- a/runtime/JavaScript/src/antlr4/index.web.js
+++ b/runtime/JavaScript/src/antlr4/index.web.js
@@ -56,5 +56,5 @@ export {
     RuleNode, TerminalNode, ParseTreeWalker, RuleContext, ParserRuleContext, Interval, IntervalSet,
     PredictionMode, LL1Analyzer, ParseTreeListener, ParseTreeVisitor, ATN, ATNDeserializer, PredictionContextCache, LexerATNSimulator, ParserATNSimulator, DFA,
     RecognitionException, NoViableAltException, FailedPredicateException, ErrorListener, DiagnosticErrorListener, BailErrorStrategy, DefaultErrorStrategy,
-    arrayToString
+    arrayToString, TokenStreamRewriter
 }