diff --git a/ui/src/app/services/api/live-api.service.ts b/ui/src/app/services/api/live-api.service.ts
index a33575dff..8c6bd2836 100644
--- a/ui/src/app/services/api/live-api.service.ts
+++ b/ui/src/app/services/api/live-api.service.ts
@@ -63,7 +63,7 @@ export class LiveApiService extends ApiService {
   }
 
   async ejectExternalDisk (logicalName: string): Promise<Unit> {
-    return this.authRequest({ method: Method.DELETE, url: `/disks?logicalName=${encodeURI(logicalName)}` })
+    return this.authRequest({ method: Method.DELETE, url: `/disks?logicalName=${encodeURIComponent(logicalName)}` })
   }
 
   async updateAgent (version: string): Promise<Unit> {