diff --git a/app/workers/functions.php b/app/workers/functions.php
index f9023c3ad..1acde1f62 100644
--- a/app/workers/functions.php
+++ b/app/workers/functions.php
@@ -414,8 +414,8 @@ class FunctionsV1 extends Worker
             $orchestration->setMemory((int) App::getEnv('_APP_FUNCTIONS_MEMORY', 256));
             $orchestration->setSwap((int) App::getEnv('_APP_FUNCTIONS_MEMORY_SWAP', 256));
 
-            foreach ($vars as &$value) {
-                $value = strval($value);
+            foreach ($vars as $key => $value) {
+                $vars[$key] = strval($value);
             }
 
             $id = $orchestration->run(
diff --git a/composer.json b/composer.json
index 1e424fc4a..22635d9d1 100644
--- a/composer.json
+++ b/composer.json
@@ -55,7 +55,7 @@
         "utopia-php/image": "0.5.*",
         "resque/php-resque": "1.3.6",
         "matomo/device-detector": "4.2.3",
-        "utopia-php/orchestration": "0.2.0",
+        "utopia-php/orchestration": "0.2.1",
         "dragonmantank/cron-expression": "3.1.0",
         "influxdb/influxdb-php": "1.15.2",
         "phpmailer/phpmailer": "6.5.0",
diff --git a/composer.lock b/composer.lock
index 747f8cc80..b465c73b7 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": "86c1d7779c0c083c4493e154d6bb3ee0",
+    "content-hash": "e86dfb61222e6281eaa23561c5958534",
     "packages": [
         {
             "name": "adhocore/jwt",
@@ -1909,16 +1909,16 @@
         },
         {
             "name": "utopia-php/orchestration",
-            "version": "0.2.0",
+            "version": "0.2.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/utopia-php/orchestration.git",
-                "reference": "de10509017768cf2b62363bb39912002ab41dafb"
+                "reference": "55da7a331a45d5887de8122268dfccd15fee94d1"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/utopia-php/orchestration/zipball/de10509017768cf2b62363bb39912002ab41dafb",
-                "reference": "de10509017768cf2b62363bb39912002ab41dafb",
+                "url": "https://api.github.com/repos/utopia-php/orchestration/zipball/55da7a331a45d5887de8122268dfccd15fee94d1",
+                "reference": "55da7a331a45d5887de8122268dfccd15fee94d1",
                 "shasum": ""
             },
             "require": {
@@ -1958,9 +1958,9 @@
             ],
             "support": {
                 "issues": "https://github.com/utopia-php/orchestration/issues",
-                "source": "https://github.com/utopia-php/orchestration/tree/0.2.0"
+                "source": "https://github.com/utopia-php/orchestration/tree/0.2.1"
             },
-            "time": "2021-08-16T12:52:42+00:00"
+            "time": "2021-09-03T11:29:20+00:00"
         },
         {
             "name": "utopia-php/preloader",
@@ -4995,6 +4995,7 @@
                     "type": "github"
                 }
             ],
+            "abandoned": true,
             "time": "2020-09-28T06:45:17+00:00"
         },
         {
diff --git a/tests/e2e/Services/Functions/FunctionsCustomClientTest.php b/tests/e2e/Services/Functions/FunctionsCustomClientTest.php
index 4b52aa26c..77968e503 100644
--- a/tests/e2e/Services/Functions/FunctionsCustomClientTest.php
+++ b/tests/e2e/Services/Functions/FunctionsCustomClientTest.php
@@ -209,6 +209,7 @@ class FunctionsCustomClientTest extends Scope
         $this->assertEquals('foobar', $output['APPWRITE_FUNCTION_DATA']);
         $this->assertEquals($this->getUser()['$id'], $output['APPWRITE_FUNCTION_USER_ID']);
         $this->assertNotEmpty($output['APPWRITE_FUNCTION_JWT']);
+        $this->assertEquals($projectId, $output['APPWRITE_FUNCTION_PROJECT_ID']);
 
         $executions = $this->client->call(Client::METHOD_GET, '/functions/'.$functionId.'/executions', [
             'content-type' => 'application/json',
diff --git a/tests/e2e/Services/Functions/FunctionsCustomServerTest.php b/tests/e2e/Services/Functions/FunctionsCustomServerTest.php
index 58740150d..e14a35d93 100644
--- a/tests/e2e/Services/Functions/FunctionsCustomServerTest.php
+++ b/tests/e2e/Services/Functions/FunctionsCustomServerTest.php
@@ -606,6 +606,7 @@ class FunctionsCustomServerTest extends Scope
         $this->assertEquals('foobar', $output['APPWRITE_FUNCTION_DATA']);
         $this->assertEquals('', $output['APPWRITE_FUNCTION_USER_ID']);
         $this->assertEmpty($output['APPWRITE_FUNCTION_JWT']);
+        $this->assertEquals($this->getProject()['$id'], $output['APPWRITE_FUNCTION_PROJECT_ID']);
 
         $executions = $this->client->call(Client::METHOD_GET, '/functions/'.$functionId.'/executions', array_merge([
             'content-type' => 'application/json',
diff --git a/tests/resources/functions/php-fn.tar.gz b/tests/resources/functions/php-fn.tar.gz
index 5e359122f..96cdc5b25 100644
Binary files a/tests/resources/functions/php-fn.tar.gz and b/tests/resources/functions/php-fn.tar.gz differ
diff --git a/tests/resources/functions/php-fn/index.php b/tests/resources/functions/php-fn/index.php
index 449658e1e..343214b3f 100644
--- a/tests/resources/functions/php-fn/index.php
+++ b/tests/resources/functions/php-fn/index.php
@@ -29,6 +29,7 @@ $output = [
     'APPWRITE_FUNCTION_DATA' => $_ENV['APPWRITE_FUNCTION_DATA'],
     'APPWRITE_FUNCTION_USER_ID' => $_ENV['APPWRITE_FUNCTION_USER_ID'],
     'APPWRITE_FUNCTION_JWT' => $_ENV['APPWRITE_FUNCTION_JWT'],
+    'APPWRITE_FUNCTION_PROJECT_ID' => $_ENV['APPWRITE_FUNCTION_PROJECT_ID'],
 ];
 
 echo json_encode($output);