diff --git a/packages/dart_frog/CHANGELOG.md b/packages/dart_frog/CHANGELOG.md
index 52df7ac6e..61b2f33c1 100644
--- a/packages/dart_frog/CHANGELOG.md
+++ b/packages/dart_frog/CHANGELOG.md
@@ -1,3 +1,8 @@
+# 1.2.6
+
+- fix: revert `Expando` perf optimization ([#1908](https://github.com/dart-frog-dev/dart_frog/pull/1908))
+  - perf optimization caused a regression when calling `request.read` multiple times across a middleware/handler gap
+
 # 1.2.5
 
 - feat: add `defaultDocument` to `createStaticFileHandler` ([#1901](https://github.com/dart-frog-dev/dart_frog/pull/1901))
diff --git a/packages/dart_frog/pubspec.yaml b/packages/dart_frog/pubspec.yaml
index c389e8b4a..7b8af776d 100644
--- a/packages/dart_frog/pubspec.yaml
+++ b/packages/dart_frog/pubspec.yaml
@@ -1,6 +1,6 @@
 name: dart_frog
 description: The official runtime for Dart Frog — a fast, minimalistic backend framework for Dart.
-version: 1.2.5
+version: 1.2.6
 homepage: https://dart-frog.dev
 repository: https://github.com/dart-frog-dev/dart_frog
 issue_tracker: https://github.com/dart-frog-dev/dart_frog/issues
diff --git a/packages/dart_frog/test/src/serve_test.dart b/packages/dart_frog/test/src/serve_test.dart
index afe85d53b..e88fc7cbf 100644
--- a/packages/dart_frog/test/src/serve_test.dart
+++ b/packages/dart_frog/test/src/serve_test.dart
@@ -254,5 +254,36 @@ SFTrELxay/xfdivEUxK9wEIG
         throwsA(isA<HandshakeException>()),
       );
     });
+
+    test('can read request.body across middleware:handler gap', () async {
+      Middleware middleware() {
+        return (handler) {
+          return (context) async {
+            await context.request.body();
+            return handler(context);
+          };
+        };
+      }
+
+      Handler handler() {
+        return (context) async {
+          await context.request.body();
+          return Response();
+        };
+      }
+
+      final pipeline = const Pipeline().addMiddleware(middleware());
+      final router = Router()..mount('/', handler());
+      final server = await serve(
+        pipeline.addHandler(router.call),
+        'localhost',
+        3000,
+      );
+      final client = HttpClient();
+      final request = await client.getUrl(Uri.parse('http://localhost:3000'));
+      final response = await request.close();
+      expect(response.statusCode, equals(HttpStatus.ok));
+      await server.close();
+    });
   });
 }