diff --git a/appveyor.yml b/appveyor.yml
index f423e6c5b1..92369537cd 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -24,7 +24,7 @@ for:
         - image: Ubuntu
     build_script:
       - go run build/ci.go lint
-      - go run build/ci.go generate
+      - go run build/ci.go generate -verify
       - go run build/ci.go install -dlgo
     test_script:
       - go run build/ci.go test -dlgo -short