diff --git a/phpunit.xml b/phpunit.xml
index 1e628e64..2db13e93 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -17,6 +17,7 @@
     <env name="CACHE_DRIVER" value="array"/>
     <env name="MAIL_MAILER" value="array"/>
     <env name="QUEUE_CONNECTION" value="sync"/>
+    <env name="SESSION_DRIVER" value="array"/>
   </php>
   <source>
     <include>