diff --git a/cmd/gb/gb_test.go b/cmd/gb/gb_test.go
index c3e1258..1556956 100644
--- a/cmd/gb/gb_test.go
+++ b/cmd/gb/gb_test.go
@@ -1430,6 +1430,7 @@ func main() { println("hello world") }
 	gb.cd(gb.tempdir)
 	tmpdir := gb.tempDir("tmp")
 	gb.setenv("TMP", tmpdir)
+	gb.run("generate")
 	gb.run("build")
 	gb.mustBeEmpty(tmpdir)
 	name := "hello"