diff --git a/packages/client-api/src/providers/disk/disk-provider-types.ts b/packages/client-api/src/providers/disk/disk-provider-types.ts
index a8b7bf7d..c814bc7c 100644
--- a/packages/client-api/src/providers/disk/disk-provider-types.ts
+++ b/packages/client-api/src/providers/disk/disk-provider-types.ts
@@ -15,8 +15,8 @@ export interface Disk {
   name: string;
   fileSystem: string;
   mountPoint: string;
-  totalSpace: number;
-  availableSpace: number;
+  totalSpace: DiskSizeMeasure;
+  availableSpace: DiskSizeMeasure;
   isRemovable: boolean;
   diskType: string;
 }
@@ -24,3 +24,11 @@ export interface Disk {
 export interface DiskOutput {
   disks: Disk[];
 }
+
+export interface DiskSizeMeasure {
+  bytes: number;
+  siValue: number;
+  siUnit: string;
+  iecValue: number;
+  iecUnit: string;
+}