diff --git a/lib/eval/javascript/http.dart b/lib/eval/javascript/http.dart
index 2ad8ead6..a37fc7c5 100644
--- a/lib/eval/javascript/http.dart
+++ b/lib/eval/javascript/http.dart
@@ -83,7 +83,13 @@ class Client {
 Future<String> _toHttpResponse(Client client, String method, List args) async {
   final url = args[2] as String;
   final headers = (args[3] as Map?)?.toMapStringString;
-  final body = args.length >= 5 ? (args[4] as Map?)?.toMapStringDynamic : null;
+  final body = args.length >= 5
+      ? args[4] is List
+          ? args[4] as List
+          : args[4] is String
+              ? args[4] as String
+              : (args[4] as Map?)?.toMapStringDynamic
+      : null;
   var request = http.Request(method, Uri.parse(url));
   request.headers.addAll(headers ?? {});
   if ((request.headers[HttpHeaders.contentTypeHeader]
diff --git a/lib/modules/browse/extension/edit_code.dart b/lib/modules/browse/extension/edit_code.dart
index 96128934..1b5ca26c 100644
--- a/lib/modules/browse/extension/edit_code.dart
+++ b/lib/modules/browse/extension/edit_code.dart
@@ -135,7 +135,8 @@ class _CodeEditorPageState extends ConsumerState<CodeEditorPage> {
 
   @override
   Widget build(BuildContext context) {
-    final filterList = source != null ? getFilterList(source: source!) : [];
+    List<dynamic> filterList =
+        source != null ? getFilterList(source: source!) : [];
     final appFontFamily = ref.watch(appFontFamilyProvider);
     return Scaffold(
       appBar: AppBar(
@@ -351,6 +352,10 @@ class _CodeEditorPageState extends ConsumerState<CodeEditorPage> {
                                 ElevatedButton(
                                     onPressed: () async {
                                       if (source != null) {
+                                        setState(() {
+                                          filterList =
+                                              getFilterList(source: source!);
+                                        });
                                         try {
                                           if (filters.isEmpty) {
                                             filters = filterList;