diff --git a/src/Middleware.php b/src/Middleware.php
index 24caf9ad..ba4d9a34 100644
--- a/src/Middleware.php
+++ b/src/Middleware.php
@@ -29,15 +29,15 @@ class Middleware
     public function version(Request $request)
     {
         if (config('app.asset_url')) {
-            return md5(config('app.asset_url'));
+            return hash('xxh128', config('app.asset_url'));
         }
 
         if (file_exists($manifest = public_path('mix-manifest.json'))) {
-            return md5_file($manifest);
+            return hash_file('xxh128', $manifest);
         }
 
         if (file_exists($manifest = public_path('build/manifest.json'))) {
-            return md5_file($manifest);
+            return hash_file('xxh128', $manifest);
         }
 
         return null;
diff --git a/tests/ResponseFactoryTest.php b/tests/ResponseFactoryTest.php
index 50d2c78b..ba1bd91a 100644
--- a/tests/ResponseFactoryTest.php
+++ b/tests/ResponseFactoryTest.php
@@ -109,7 +109,7 @@ public function test_the_version_can_be_a_closure(): void
             $this->assertSame('', Inertia::getVersion());
 
             Inertia::version(function () {
-                return md5('Inertia');
+                return hash('xxh128', 'Inertia');
             });
 
             return Inertia::render('User/Edit');
@@ -117,7 +117,7 @@ public function test_the_version_can_be_a_closure(): void
 
         $response = $this->withoutExceptionHandling()->get('/', [
             'X-Inertia' => 'true',
-            'X-Inertia-Version' => 'b19a24ee5c287f42ee1d465dab77ab37',
+            'X-Inertia-Version' => 'f445bd0a2c393a5af14fc677f59980a9',
         ]);
 
         $response->assertSuccessful();