diff --git a/README.md b/README.md
index f2b894cc..0f947647 100644
--- a/README.md
+++ b/README.md
@@ -103,7 +103,7 @@ func init() {
 
 // user.go
 package user
-import _ "db"
+import . "db"
 ...
 DB.Save(&User{Name: "xxx"})
 ...