diff --git a/tests/integration/test_integration.py b/tests/integration/test_integration.py
index 6187df7..10fd152 100644
--- a/tests/integration/test_integration.py
+++ b/tests/integration/test_integration.py
@@ -161,6 +161,9 @@ async def _deploy_nms(ops_test: OpsTest):
     await ops_test.model.integrate(
         relation1=f"{NMS_CHARM_NAME}:auth_database", relation2=DATABASE_CHARM_NAME
     )
+    await ops_test.model.integrate(
+        relation1=f"{NMS_CHARM_NAME}:webui_database", relation2=DATABASE_CHARM_NAME
+    )
     await ops_test.model.integrate(relation1=NMS_CHARM_NAME, relation2=TLS_CHARM_NAME)