diff --git a/tests/interface/main.tf b/tests/interface/main.tf
index 9f6cea054..a611b9c8e 100644
--- a/tests/interface/main.tf
+++ b/tests/interface/main.tf
@@ -187,4 +187,10 @@ resource "fastly_service_vcl" "interface-test-project" {
     main    = true
     name    = "test_vcl"
   }
+
+  waf {
+    disabled           = false
+    prefetch_condition = "prefetch"
+    response_object    = "response"
+  }
 }