diff --git a/src/StaticPHP/Command/Dev/GenExtTestMatrixCommand.php b/src/StaticPHP/Command/Dev/GenExtTestMatrixCommand.php
index ecae1705..8668ef76 100644
--- a/src/StaticPHP/Command/Dev/GenExtTestMatrixCommand.php
+++ b/src/StaticPHP/Command/Dev/GenExtTestMatrixCommand.php
@@ -60,6 +60,7 @@ class GenExtTestMatrixCommand extends BaseCommand
         'glfw',
         'imagick',
         'intl',
+        'mongodb',
     ];
 
     /**