diff --git a/app/code/Magento/Deploy/Model/Filesystem.php b/app/code/Magento/Deploy/Model/Filesystem.php
index 0557914f48d24..ea01d6db06e52 100644
--- a/app/code/Magento/Deploy/Model/Filesystem.php
+++ b/app/code/Magento/Deploy/Model/Filesystem.php
@@ -115,7 +115,7 @@ public function __construct(
         $this->userCollection = $userCollection;
         $this->locale = $locale;
         $this->functionCallPath =
-            PHP_BINARY . ' -f ' . BP . DIRECTORY_SEPARATOR . 'bin' . DIRECTORY_SEPARATOR . 'magento ';
+            '"' . PHP_BINARY . '"' . ' -f ' . BP . DIRECTORY_SEPARATOR . 'bin' . DIRECTORY_SEPARATOR . 'magento ';
     }
 
     /**
diff --git a/app/code/Magento/Deploy/Test/Unit/Model/FilesystemTest.php b/app/code/Magento/Deploy/Test/Unit/Model/FilesystemTest.php
index d14c86c4a3264..d5ec823428550 100644
--- a/app/code/Magento/Deploy/Test/Unit/Model/FilesystemTest.php
+++ b/app/code/Magento/Deploy/Test/Unit/Model/FilesystemTest.php
@@ -107,7 +107,7 @@ protected function setUp()
             ]
         );
 
-        $this->cmdPrefix = PHP_BINARY . ' -f ' . BP . DIRECTORY_SEPARATOR . 'bin' . DIRECTORY_SEPARATOR . 'magento ';
+        $this->cmdPrefix = '"' . PHP_BINARY . "'" . ' -f ' . BP . DIRECTORY_SEPARATOR . 'bin' . DIRECTORY_SEPARATOR . 'magento ';
     }
 
     public function testRegenerateStatic()