diff --git a/src/packages/infra/component/map/map.component.ts b/src/packages/infra/component/map/map.component.ts
index cfd3754..5603d76 100644
--- a/src/packages/infra/component/map/map.component.ts
+++ b/src/packages/infra/component/map/map.component.ts
@@ -221,7 +221,7 @@ export class MapComponent implements OnInit, AfterContentInit {
 
     const probeMap: Map<number, InfraHost[]> = new Map();
 
-    const hostMap: Map<number, InfraService[]> = new Map();
+    const hostMap: Map<string, InfraService[]> = new Map();
 
     this.loading = true;
 
@@ -243,7 +243,7 @@ export class MapComponent implements OnInit, AfterContentInit {
 
   }
 
-  generateInfraTree(probeMap: Map<number, InfraHost[]>, hostMap: Map<number, InfraService[]>): TreeNode {
+  generateInfraTree(probeMap: Map<number, InfraHost[]>, hostMap: Map<string, InfraService[]>): TreeNode {
 
     const infraTree = {
       label: 'Infra',
@@ -318,7 +318,7 @@ export class MapComponent implements OnInit, AfterContentInit {
     return infraTree;
   }
 
-  sortInfraToMap(probeMap: Map<number, InfraHost[]>, hostMap: Map<number, InfraService[]>, filterStr: string) {
+  sortInfraToMap(probeMap: Map<number, InfraHost[]>, hostMap: Map<string, InfraService[]>, filterStr: string) {
 
     for (const infra of this.totalList) {
       const infraType = infra.infraType.name;