diff --git a/backend/schema/components/proxy-host-object.json b/backend/schema/components/proxy-host-object.json
index 5098802..0c9e50c 100644
--- a/backend/schema/components/proxy-host-object.json
+++ b/backend/schema/components/proxy-host-object.json
@@ -78,6 +78,16 @@
 			"example": true,
 			"type": "boolean"
 		},
+		"enable_proxy_protocol": {
+			"description": "Enable PROXY Protocol support",
+			"example": true,
+			"type": "boolean"
+		},
+		"load_balancer_ip": {
+			"type": "string",
+			"minLength": 0,
+			"maxLength": 255
+		},
 		"http2_support": {
 			"$ref": "../common.json#/properties/http2_support"
 		},