diff --git a/core/installer/derived.go b/core/installer/derived.go
index f623392..542f70d 100644
--- a/core/installer/derived.go
+++ b/core/installer/derived.go
@@ -19,6 +19,7 @@
 	CertificateIssuer string `json:"certificateIssuer,omitempty"`
 	Domain            string `json:"domain,omitempty"`
 	AllocatePortAddr  string `json:"allocatePortAddr,omitempty"`
+	ReservePortAddr   string `json:"reservePortAddr,omitempty"`
 }
 
 type InfraAppInstanceConfig struct {
@@ -81,6 +82,8 @@
 			ret[k] = v
 		case KindInt:
 			ret[k] = v
+		case KindPort:
+			ret[k] = v
 		case KindArrayString:
 			a, ok := v.([]string)
 			if !ok {
@@ -135,6 +138,8 @@
 			ret[k] = v
 		case KindInt:
 			ret[k] = v
+		case KindPort:
+			ret[k] = v
 		case KindArrayString:
 			a, ok := v.([]string)
 			if !ok {