diff --git a/package.json b/package.json
index 51553e83c0..b0f784e64e 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,8 @@
     "uuid": "^3.0.1",
     "vaultclient": "scality/vaultclient#rel/7.4",
     "werelogs": "scality/werelogs#rel/7.4",
-    "xml2js": "~0.4.16"
+    "xml2js": "~0.4.16",
+    "diskusage": "0.2.4"
   },
   "devDependencies": {
     "bluebird": "^3.3.1",