diff --git a/src/QiniuAdapter.php b/src/QiniuAdapter.php
index 60dc049..273a53b 100644
--- a/src/QiniuAdapter.php
+++ b/src/QiniuAdapter.php
@@ -80,18 +80,18 @@ public function writeStream(string $path, $contents, Config $config): void
 
     public function read(string $path): string
     {
-        $result = file_get_contents($this->getUrl($path));
-        if ($result === false) {
+        $result = file_get_contents($this->privateDownloadUrl($path));
+        if (false === $result) {
             throw UnableToReadFile::fromLocation($path);
         }
 
         return $result;
     }
 
-    public function readStream(string $path)
+    public function readStream(string $path): string
     {
-        if (ini_get('allow_url_fopen')) {
-            if ($result = fopen($this->getUrl($path), 'r')) {
+        if (ini_get('allow_url_open')) {
+            if ($result = fopen($this->privateDownloadUrl($path), 'r')) {
                 return $result;
             }
         }
@@ -231,14 +231,10 @@ public function privateDownloadUrl(string $path, int $expires = 3600): string
         return $this->getAuthManager()->privateDownloadUrl($this->getUrl($path), $expires);
     }
 
-    public function refresh(string $path)
+    public function refresh(string|array $path): array
     {
-        if (is_string($path)) {
-            $path = [$path];
-        }
-
         // 将 $path 变成完整的 url
-        $urls = array_map([$this, 'getUrl'], $path);
+        $urls = array_map([$this, 'getUrl'], (array) $path);
 
         return $this->getCdnManager()->refreshUrls($urls);
     }
diff --git a/tests/QiniuAdapterTest.php b/tests/QiniuAdapterTest.php
index 10776cb..5a3d037 100644
--- a/tests/QiniuAdapterTest.php
+++ b/tests/QiniuAdapterTest.php
@@ -167,20 +167,23 @@ public function testHas($adapter, $managers)
     /**
      * @dataProvider qiniuProvider
      */
-    public function testRead($adapter)
+    public function testRead($adapter, $managers)
     {
+        $managers['authManager']->expects()->privateDownloadUrl('http://domain.com/foo/file.md', 3600)->andReturn('http://domain.com/foo/file.md');
         $this->assertSame(
             \Overtrue\Flysystem\Qiniu\file_get_contents('http://domain.com/foo/file.md'),
             $adapter->read('foo/file.md')
         );
 
         // urlencode
+        $managers['authManager']->expects()->privateDownloadUrl('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md', 3600)->andReturn('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md');
         $this->assertSame(
             \Overtrue\Flysystem\Qiniu\file_get_contents('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md'),
             $adapter->read('foo/文件名.md')
         );
 
         // urlencode with query
+        $managers['authManager']->expects()->privateDownloadUrl('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md?info=yes&type=xxx', 3600)->andReturn('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md?info=yes&type=xxx');
         $this->assertSame(
             \Overtrue\Flysystem\Qiniu\file_get_contents('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md?info=yes&type=xxx'),
             $adapter->read('foo/文件名.md?info=yes&type=xxx')
@@ -190,15 +193,18 @@ public function testRead($adapter)
     /**
      * @dataProvider qiniuProvider
      */
-    public function testReadStream($adapter)
+    public function testReadStream($adapter, $managers)
     {
         $GLOBALS['result_of_ini_get'] = true;
 
+        $managers['authManager']->expects()->privateDownloadUrl('http://domain.com/foo/file.md', 3600)->andReturn('http://domain.com/foo/file.md');
+
         $this->assertSame(
             \Overtrue\Flysystem\Qiniu\fopen('http://domain.com/foo/file.md', 'r'),
             $adapter->readStream('foo/file.md')
         );
 
+        $managers['authManager']->expects()->privateDownloadUrl('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md', 3600)->andReturn('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md');
         $this->assertSame(
             \Overtrue\Flysystem\Qiniu\fopen('http://domain.com/foo/%E6%96%87%E4%BB%B6%E5%90%8D.md', 'r'),
             $adapter->readStream('foo/文件名.md')
@@ -283,9 +289,9 @@ public function testPrivateDownloadUrl($adapter, $managers)
      */
     public function testRefresh($adapter, $managers)
     {
-        $managers['cdnManager']->expects()->refreshUrls(['http://domain.com/url'])->andReturn('url');
-        $this->assertSame('url', $adapter->refresh('url'));
-        $this->assertSame('url', $adapter->refresh(['url']));
+        $managers['cdnManager']->expects()->refreshUrls(['http://domain.com/url'])->andReturn(['url']);
+        $this->assertSame(['url'], $adapter->refresh('url'));
+        $this->assertSame(['url'], $adapter->refresh(['url']));
     }
 
     /**