diff --git a/composer.json b/composer.json
index 70637b169..aa24a3af4 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
 		"aws/aws-sdk-php": "^3.240",
 		"bantu/ini-get-wrapper": "v1.0.1",
 		"cweagans/composer-patches": "^1.7",
-		"deepdiver/zipstreamer": "2.0.0",
+		"deepdiver/zipstreamer": "^v2.0.2",
 		"deepdiver1975/tarstreamer": "^2.1.0",
 		"doctrine/dbal": "^3.7.0",
 		"egulias/email-validator": "^3.2.5",
diff --git a/composer.lock b/composer.lock
index 47134e055..73d565c2f 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "0a5a90741c696278519e98713c9e1dcf",
+    "content-hash": "c3013c5c52fded238303c4254923bb03",
     "packages": [
         {
             "name": "aws/aws-crt-php",
@@ -353,23 +353,26 @@
         },
         {
             "name": "deepdiver/zipstreamer",
-            "version": "2.0.0",
+            "version": "v2.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/DeepDiver1975/PHPZipStreamer.git",
-                "reference": "b8c59647ff34fb97e8937aefb2a65de2bc4b4755"
+                "reference": "f5659266771aeb3e356f75d7f39a092a291953b3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/DeepDiver1975/PHPZipStreamer/zipball/b8c59647ff34fb97e8937aefb2a65de2bc4b4755",
-                "reference": "b8c59647ff34fb97e8937aefb2a65de2bc4b4755",
+                "url": "https://api.github.com/repos/DeepDiver1975/PHPZipStreamer/zipball/f5659266771aeb3e356f75d7f39a092a291953b3",
+                "reference": "f5659266771aeb3e356f75d7f39a092a291953b3",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.6.0"
+                "php": ">=7.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^5.7"
+                "phpunit/phpunit": "^7 || ^8"
+            },
+            "suggest": {
+                "ext-http": ">=0.10"
             },
             "type": "library",
             "autoload": {
@@ -379,7 +382,7 @@
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
-                "GPL-3.0+"
+                "GPL-3.0-or-later"
             ],
             "authors": [
                 {
@@ -416,9 +419,9 @@
             ],
             "support": {
                 "issues": "https://github.com/DeepDiver1975/PHPZipStreamer/issues",
-                "source": "https://github.com/DeepDiver1975/PHPZipStreamer/tree/master"
+                "source": "https://github.com/DeepDiver1975/PHPZipStreamer/tree/v2.0.2"
             },
-            "time": "2020-07-21T07:45:14+00:00"
+            "time": "2023-11-14T16:21:07+00:00"
         },
         {
             "name": "deepdiver1975/tarstreamer",
diff --git a/composer/installed.json b/composer/installed.json
index 2b6ab067a..c7cc71173 100644
--- a/composer/installed.json
+++ b/composer/installed.json
@@ -365,26 +365,29 @@
         },
         {
             "name": "deepdiver/zipstreamer",
-            "version": "2.0.0",
-            "version_normalized": "2.0.0.0",
+            "version": "v2.0.2",
+            "version_normalized": "2.0.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/DeepDiver1975/PHPZipStreamer.git",
-                "reference": "b8c59647ff34fb97e8937aefb2a65de2bc4b4755"
+                "reference": "f5659266771aeb3e356f75d7f39a092a291953b3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/DeepDiver1975/PHPZipStreamer/zipball/b8c59647ff34fb97e8937aefb2a65de2bc4b4755",
-                "reference": "b8c59647ff34fb97e8937aefb2a65de2bc4b4755",
+                "url": "https://api.github.com/repos/DeepDiver1975/PHPZipStreamer/zipball/f5659266771aeb3e356f75d7f39a092a291953b3",
+                "reference": "f5659266771aeb3e356f75d7f39a092a291953b3",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.6.0"
+                "php": ">=7.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^5.7"
+                "phpunit/phpunit": "^7 || ^8"
+            },
+            "suggest": {
+                "ext-http": ">=0.10"
             },
-            "time": "2020-07-21T07:45:14+00:00",
+            "time": "2023-11-14T16:21:07+00:00",
             "type": "library",
             "installation-source": "dist",
             "autoload": {
@@ -394,7 +397,7 @@
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
-                "GPL-3.0+"
+                "GPL-3.0-or-later"
             ],
             "authors": [
                 {
@@ -431,7 +434,7 @@
             ],
             "support": {
                 "issues": "https://github.com/DeepDiver1975/PHPZipStreamer/issues",
-                "source": "https://github.com/DeepDiver1975/PHPZipStreamer/tree/master"
+                "source": "https://github.com/DeepDiver1975/PHPZipStreamer/tree/v2.0.2"
             },
             "install-path": "../deepdiver/zipstreamer"
         },
diff --git a/composer/installed.php b/composer/installed.php
index b7d4d55f2..f8e6d6bba 100644
--- a/composer/installed.php
+++ b/composer/installed.php
@@ -3,7 +3,7 @@
         'name' => 'nextcloud/3rdparty',
         'pretty_version' => 'dev-master',
         'version' => 'dev-master',
-        'reference' => 'abd59f7289fbef5967b333d90daeb38f8d427209',
+        'reference' => '8417c6d97148318316957adc082f7f50e5ea6e0e',
         'type' => 'library',
         'install_path' => __DIR__ . '/../',
         'aliases' => array(),
@@ -65,9 +65,9 @@
             'dev_requirement' => false,
         ),
         'deepdiver/zipstreamer' => array(
-            'pretty_version' => '2.0.0',
-            'version' => '2.0.0.0',
-            'reference' => 'b8c59647ff34fb97e8937aefb2a65de2bc4b4755',
+            'pretty_version' => 'v2.0.2',
+            'version' => '2.0.2.0',
+            'reference' => 'f5659266771aeb3e356f75d7f39a092a291953b3',
             'type' => 'library',
             'install_path' => __DIR__ . '/../deepdiver/zipstreamer',
             'aliases' => array(),
@@ -310,7 +310,7 @@
         'nextcloud/3rdparty' => array(
             'pretty_version' => 'dev-master',
             'version' => 'dev-master',
-            'reference' => 'abd59f7289fbef5967b333d90daeb38f8d427209',
+            'reference' => '8417c6d97148318316957adc082f7f50e5ea6e0e',
             'type' => 'library',
             'install_path' => __DIR__ . '/../',
             'aliases' => array(),
diff --git a/deepdiver/zipstreamer/src/Count64.php b/deepdiver/zipstreamer/src/Count64.php
index a7a0fef1d..ab58bbe8e 100644
--- a/deepdiver/zipstreamer/src/Count64.php
+++ b/deepdiver/zipstreamer/src/Count64.php
@@ -113,7 +113,7 @@ function unpack32le($data) {
  */
 function pack64le($data) {
   if (is_object($data)) {
-    if ("Count64_32" == get_class($data)) {
+    if (Count64_32::class == get_class($data)) {
       $value = $data->_getValue();
       $hiBytess = $value[0];
       $loBytess = $value[1];
diff --git a/deepdiver/zipstreamer/src/ZipStreamer.php b/deepdiver/zipstreamer/src/ZipStreamer.php
index 4542c3fa9..6cd1a9710 100644
--- a/deepdiver/zipstreamer/src/ZipStreamer.php
+++ b/deepdiver/zipstreamer/src/ZipStreamer.php
@@ -91,9 +91,9 @@ function __construct($options = NULL) {
     $options = array_merge($defaultOptions, $options);
 
     if ($options['outstream']) {
-      $this->outstream = $options['outstream'];
+      $this->outStream = $options['outstream'];
     } else {
-      $this->outstream = fopen('php://output', 'w');
+      $this->outStream = fopen('php://output', 'w');
     }
     $this->zip64 = $options['zip64'];
     $this->compress = $options['compress'];
@@ -156,7 +156,7 @@ public function sendHeaders($archiveName = 'archive.zip', $contentType = 'applic
         header('Connection: Keep-Alive');
         header('Content-Type: ' . $contentType);
         // Use UTF-8 filenames when not using Internet Explorer
-        if(strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') > 0) {
+        if(isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') > 0) {
           header('Content-Disposition: attachment; filename="' . rawurlencode($archiveName) . '"' );
         }  else  {
           header( 'Content-Disposition: attachment; filename*=UTF-8\'\'' . rawurlencode($archiveName)
@@ -175,7 +175,7 @@ public function sendHeaders($archiveName = 'archive.zip', $contentType = 'applic
   /**
    * Add a file to the archive at the specified location and file name.
    *
-   * @param string $stream      Stream to read data from
+   * @param resource $stream    Stream to read data from
    * @param string $filePath    Filepath and name to be used in the archive.
    * @param array $options      Optional, additional options
    *                            Valid options are:
@@ -322,11 +322,11 @@ private function validateCompressionOptions($compress, $level) {
   }
 
   private function write($data) {
-    return fwrite($this->outstream, $data);
+    return fwrite($this->outStream, $data);
   }
 
   private function flush() {
-    return fflush($this->outstream);
+    return fflush($this->outStream);
   }
 
   private function beginFile($filePath, $isDir, $fileComment, $timestamp, $gpFlags, $gzMethod,