diff --git a/.ddev/docker-compose.testing.yaml b/.ddev/docker-compose.testing.yaml
index 0b75234c04..0ad7546005 100644
--- a/.ddev/docker-compose.testing.yaml
+++ b/.ddev/docker-compose.testing.yaml
@@ -23,7 +23,7 @@ services:
   web:
     volumes:
       # Don't share our host working directory as /var/www/html. We want /var/www/html empty for composer.
-      -  /var/www/html
+      -  ./web_data:/var/www/html
       # Instead share our host working directory as a standalone package.
       - type: bind
         source: ../