diff --git a/Makefile b/Makefile
index 92b45b0b40..b4cc0eef95 100644
--- a/Makefile
+++ b/Makefile
@@ -32,7 +32,7 @@ PRECHECK_OPTIONS_bzr = version
 .PHONY: assets
 assets:
 	@echo ">> writing assets"
-	cd $(PREFIX)/web/ui && GO111MODULE=$(GO111MODULE) $(GO) generate $(GOOPTS)
+	cd $(PREFIX)/web/ui && GO111MODULE=$(GO111MODULE) $(GO) generate -x -v $(GOOPTS)
 	@$(GOFMT) -w ./web/ui
 
 .PHONY: check_assets
diff --git a/web/ui/doc.go b/web/ui/doc.go
index 455ac2e9c9..8b4b26c1fb 100644
--- a/web/ui/doc.go
+++ b/web/ui/doc.go
@@ -19,4 +19,4 @@ import (
 	_ "github.com/shurcooL/vfsgen"
 )
 
-//go:generate go run -tags=dev assets_generate.go
+//go:generate go run -mod=vendor -tags=dev assets_generate.go