diff --git a/ui/src/app/services/api/live-api.service.ts b/ui/src/app/services/api/live-api.service.ts
index 6bfa9ac6c..a33575dff 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/${logicalName}` })
+    return this.authRequest({ method: Method.DELETE, url: `/disks?logicalName=${encodeURI(logicalName)}` })
   }
 
   async updateAgent (version: string): Promise<Unit> {