diff --git a/pkg/cloudcommon/cronman/doc.go b/pkg/cloudcommon/cronman/doc.go
new file mode 100644
index 0000000000..96b1f48558
--- /dev/null
+++ b/pkg/cloudcommon/cronman/doc.go
@@ -0,0 +1 @@
+package cronman // import "yunion.io/x/onecloud/pkg/cloudcommon/cronman"