diff --git a/src/Mix.php b/src/Mix.php
index fd2a583..1eb7448 100644
--- a/src/Mix.php
+++ b/src/Mix.php
@@ -25,7 +25,8 @@ class Mix
      */
     public function __invoke($path, $manifestDirectory = '')
     {
-        if (! starts_with($path, '/')) {
+        $path = preg_replace('/\?.*/', '', $path);
+        if ($path && ! starts_with($path, '/')) {
             $path = "/{$path}";
         }
 
diff --git a/tests/TestCase/View/Helper/AssetMixHelperTest.php b/tests/TestCase/View/Helper/AssetMixHelperTest.php
index 949de57..155af6c 100644
--- a/tests/TestCase/View/Helper/AssetMixHelperTest.php
+++ b/tests/TestCase/View/Helper/AssetMixHelperTest.php
@@ -26,7 +26,10 @@ public function setUp()
     {
         parent::setUp();
 
-        mkdir(TEST_APP_DIR . 'webroot');
+        $webroot = TEST_APP_DIR . 'webroot';
+        if (! file_exists($webroot)) {
+            mkdir($webroot);
+        }
 
         $view = new View();
         $this->AssetMix = new AssetMixHelper($view);
@@ -155,6 +158,23 @@ public function testStyleTagWithVersion()
         $this->assertContains('href="/css/main.css?id=9c4259d5465e35535a2a"', $result);
     }
 
+    /**
+     * Test `css()` function returns proper tag
+     * with asset timestamping enabled
+     *
+     * @return void
+     */
+    public function testStyleTagWithTimestamp()
+    {
+        $this->_copyWithoutVersion();
+
+        $result = $this->AssetMix->css('main.css?1660315070');
+
+        $this->assertContains('<link', $result);
+        $this->assertContains('rel="stylesheet"', $result);
+        $this->assertContains('href="/css/main.css', $result);
+    }
+
     /**
      * Test `script()` function returns proper tag
      * with versioning enabled
@@ -171,4 +191,21 @@ public function testScriptTagWithVersion()
         $this->assertContains('/js/app.js?id=f059fcadc7eba26be9ae', $result);
         $this->assertContains('defer="defer"', $result);
     }
+
+    /**
+     * Test `script()` function returns proper tag
+     * with asset timestamping enabled
+     *
+     * @return void
+     */
+    public function testScriptTagWithTimestamp()
+    {
+        $this->_copyWithoutVersion();
+
+        $result = $this->AssetMix->script('app.js?1660315070');
+
+        $this->assertContains('<script', $result);
+        $this->assertContains('/js/app.js', $result);
+        $this->assertContains('defer="defer"', $result);
+    }
 }