diff --git a/packages/react/migrations.json b/packages/react/migrations.json
index 47d3d672211fc..94f5a3acd2f45 100644
--- a/packages/react/migrations.json
+++ b/packages/react/migrations.json
@@ -47,6 +47,12 @@
       "version": "20.3.0-beta.2",
       "description": "If workspace includes Module Federation projects, ensure the new @nx/module-federation package is installed.",
       "factory": "./src/migrations/update-20-3-0/ensure-nx-module-federation-package"
+    },
+    "add-mf-env-var-to-target-defaults": {
+      "cli": "nx",
+      "version": "20.4.0-beta.0",
+      "description": "Add NX_MF_DEV_REMOTES to inputs for task hashing when '@nx/webpack:webpack' or '@nx/rspack:rspack' is used for Module Federation.",
+      "factory": "./src/migrations/update-18-0-0/add-mf-env-var-to-target-defaults"
     }
   },
   "packageJsonUpdates": {
diff --git a/packages/react/src/generators/host/host.ts b/packages/react/src/generators/host/host.ts
index eb0d9d7dfd57a..d08550b0b403e 100644
--- a/packages/react/src/generators/host/host.ts
+++ b/packages/react/src/generators/host/host.ts
@@ -146,7 +146,7 @@ export async function hostGenerator(
     );
   }
 
-  addMfEnvToTargetDefaultInputs(host);
+  addMfEnvToTargetDefaultInputs(host, options.bundler);
 
   const installTask = addDependenciesToPackageJson(
     host,
diff --git a/packages/react/src/generators/remote/remote.ts b/packages/react/src/generators/remote/remote.ts
index cda1ba83d8d56..face5a7eed5c1 100644
--- a/packages/react/src/generators/remote/remote.ts
+++ b/packages/react/src/generators/remote/remote.ts
@@ -218,7 +218,7 @@ export async function remoteGenerator(host: Tree, schema: Schema) {
     );
   }
 
-  addMfEnvToTargetDefaultInputs(host);
+  addMfEnvToTargetDefaultInputs(host, options.bundler);
 
   const installTask = addDependenciesToPackageJson(
     host,
diff --git a/packages/react/src/migrations/update-18-0-0/add-mf-env-var-to-target-defaults.ts b/packages/react/src/migrations/update-18-0-0/add-mf-env-var-to-target-defaults.ts
index 076a7170e0b93..86855c9cc35c2 100644
--- a/packages/react/src/migrations/update-18-0-0/add-mf-env-var-to-target-defaults.ts
+++ b/packages/react/src/migrations/update-18-0-0/add-mf-env-var-to-target-defaults.ts
@@ -8,10 +8,11 @@ import {
 import { addMfEnvToTargetDefaultInputs } from '../../utils/add-mf-env-to-inputs';
 
 export default async function (tree: Tree) {
-  if (!hasModuleFederationProject(tree)) {
+  const bundler = hasModuleFederationProject(tree);
+  if (!bundler) {
     return;
   }
-  addMfEnvToTargetDefaultInputs(tree);
+  addMfEnvToTargetDefaultInputs(tree, bundler);
 
   await formatFiles(tree);
 }
@@ -22,15 +23,18 @@ function hasModuleFederationProject(tree: Tree) {
     const targets = project.targets || {};
     for (const [_, target] of Object.entries(targets)) {
       if (
-        target.executor === '@nx/webpack:webpack' &&
-        (tree.exists(
+        tree.exists(
           joinPathFragments(project.root, 'module-federation.config.ts')
         ) ||
-          tree.exists(
-            joinPathFragments(project.root, 'module-federation.config.js')
-          ))
+        tree.exists(
+          joinPathFragments(project.root, 'module-federation.config.js')
+        )
       ) {
-        return true;
+        if (target.executor === '@nx/webpack:webpack') {
+          return 'webpack';
+        } else if (target.executor === '@nx/rspack:rspack') {
+          return 'rspack';
+        }
       }
     }
   }
diff --git a/packages/react/src/utils/add-mf-env-to-inputs.ts b/packages/react/src/utils/add-mf-env-to-inputs.ts
index fea441ff49e4b..2a7dd68167aac 100644
--- a/packages/react/src/utils/add-mf-env-to-inputs.ts
+++ b/packages/react/src/utils/add-mf-env-to-inputs.ts
@@ -1,28 +1,29 @@
 import { type Tree, readNxJson, updateNxJson } from '@nx/devkit';
 
-export function addMfEnvToTargetDefaultInputs(tree: Tree) {
+export function addMfEnvToTargetDefaultInputs(
+  tree: Tree,
+  bundler: 'rspack' | 'webpack'
+) {
   const nxJson = readNxJson(tree);
-  const webpackExecutor = '@nx/webpack:webpack';
+  const executor =
+    bundler === 'rspack' ? '@nx/rspack:rspack' : '@nx/webpack:webpack';
   const mfEnvVar = 'NX_MF_DEV_REMOTES';
 
   nxJson.targetDefaults ??= {};
-  nxJson.targetDefaults[webpackExecutor] ??= {};
-  nxJson.targetDefaults[webpackExecutor].inputs ??= [
-    'production',
-    '^production',
-  ];
-  nxJson.targetDefaults[webpackExecutor].dependsOn ??= ['^build'];
+  nxJson.targetDefaults[executor] ??= {};
+  nxJson.targetDefaults[executor].inputs ??= ['production', '^production'];
+  nxJson.targetDefaults[executor].dependsOn ??= ['^build'];
 
   let mfEnvVarExists = false;
-  for (const input of nxJson.targetDefaults[webpackExecutor].inputs) {
+  for (const input of nxJson.targetDefaults[executor].inputs) {
     if (typeof input === 'object' && input['env'] === mfEnvVar) {
       mfEnvVarExists = true;
       break;
     }
   }
   if (!mfEnvVarExists) {
-    nxJson.targetDefaults[webpackExecutor].inputs.push({ env: mfEnvVar });
+    nxJson.targetDefaults[executor].inputs.push({ env: mfEnvVar });
   }
-  nxJson.targetDefaults[webpackExecutor].cache = true;
+  nxJson.targetDefaults[executor].cache = true;
   updateNxJson(tree, nxJson);
 }