diff --git a/core/src/main/java/google/registry/env/sandbox/backend/WEB-INF/appengine-web.xml b/core/src/main/java/google/registry/env/sandbox/backend/WEB-INF/appengine-web.xml
index 468720dbf..2c430bfe2 100644
--- a/core/src/main/java/google/registry/env/sandbox/backend/WEB-INF/appengine-web.xml
+++ b/core/src/main/java/google/registry/env/sandbox/backend/WEB-INF/appengine-web.xml
@@ -22,6 +22,12 @@
+
+
+ projects/domain-registry-sandbox/locations/us-central1/connectors/appengine-connector
+ all-traffic
+
+