diff --git a/backend/phpunit.dist.xml b/backend/phpunit.dist.xml
index c034c41..fe01acf 100644
--- a/backend/phpunit.dist.xml
+++ b/backend/phpunit.dist.xml
@@ -13,6 +13,7 @@
     <php>
         <ini name="display_errors" value="1" />
         <ini name="error_reporting" value="-1" />
+        <ini name="memory_limit" value="256M" />
         <server name="APP_ENV" value="test" force="true" />
         <server name="SHELL_VERBOSITY" value="-1" />
     </php>