diff --git a/core/config/cors.go b/core/config/cors.go
new file mode 100644
index 0000000..a524e0c
--- /dev/null
+++ b/core/config/cors.go
@@ -0,0 +1,6 @@
+package config
+
+// CORSConf stores the configuration for cross domain
+type CORSConf struct {
+	Address string `json:",env=CORS_ADDRESS"`
+}