diff --git a/packages/react-server/src/features/server-action/server.tsx b/packages/react-server/src/features/server-action/server.tsx
index 79486d1fa..d09b89003 100644
--- a/packages/react-server/src/features/server-action/server.tsx
+++ b/packages/react-server/src/features/server-action/server.tsx
@@ -39,6 +39,7 @@ export function createActionBundlerConfig(): BundlerConfig {
           id,
           name,
           chunks: [],
+          async: true,
         } satisfies ImportManifestEntry;
       },
     },
diff --git a/packages/react-server/src/plugin/index.ts b/packages/react-server/src/plugin/index.ts
index fe8994b4b..804433318 100644
--- a/packages/react-server/src/plugin/index.ts
+++ b/packages/react-server/src/plugin/index.ts
@@ -248,8 +248,8 @@ export function vitePluginReactServer(
 
             // make server reference async for simplicity (stale chunkCache, etc...)
             // see TODO in https://github.com/facebook/react/blob/33a32441e991e126e5e874f831bd3afc237a3ecf/packages/react-server-dom-webpack/src/ReactFlightClientConfigBundlerWebpack.js#L131-L132
-            code = code.replaceAll("if (isAsyncImport(metadata))", "if (true)");
-            code = code.replaceAll("4 === metadata.length", "true");
+            // code = code.replaceAll("if (isAsyncImport(metadata))", "if (true)");
+            // code = code.replaceAll("4 === metadata.length", "true");
 
             return code;
           }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index c7727d70a..99bfc2283 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -302,14 +302,14 @@ importers:
         specifier: link:../../../react-server-next
         version: link:../../../react-server-next
       react:
-        specifier: 19.0.0-rc-eb3ad065-20240822
-        version: 19.0.0-rc-eb3ad065-20240822
+        specifier: 19.0.0-rc-f2df5694-20240916
+        version: 19.0.0-rc-f2df5694-20240916
       react-dom:
-        specifier: 19.0.0-rc-eb3ad065-20240822
-        version: 19.0.0-rc-eb3ad065-20240822(react@19.0.0-rc-eb3ad065-20240822)
+        specifier: 19.0.0-rc-f2df5694-20240916
+        version: 19.0.0-rc-f2df5694-20240916(react@19.0.0-rc-f2df5694-20240916)
       react-server-dom-webpack:
-        specifier: 19.0.0-rc-eb3ad065-20240822
-        version: 19.0.0-rc-eb3ad065-20240822(react-dom@19.0.0-rc-eb3ad065-20240822(react@19.0.0-rc-eb3ad065-20240822))(react@19.0.0-rc-eb3ad065-20240822)(webpack@5.93.0(@swc/core@1.6.13(@swc/helpers@0.5.12))(esbuild@0.23.0))
+        specifier: 19.0.0-rc-f2df5694-20240916
+        version: 19.0.0-rc-f2df5694-20240916(react-dom@19.0.0-rc-f2df5694-20240916(react@19.0.0-rc-f2df5694-20240916))(react@19.0.0-rc-f2df5694-20240916)(webpack@5.93.0(@swc/core@1.6.13(@swc/helpers@0.5.12))(esbuild@0.23.0))
     devDependencies:
       '@cloudflare/workers-types':
         specifier: ^4.20240909.0