diff --git a/frontend-js/package.json b/frontend-js/package.json
index a42525364a7744e576454061b7fea9c301866414..ce92846372cd1ad3d286b92541a3ee69b6902669 100644
--- a/frontend-js/package.json
+++ b/frontend-js/package.json
@@ -20,6 +20,7 @@
     "datatables.net": "^1.10.13",
     "exorcist": "^0.4.0",
     "file-url": "^2.0.0",
+    "istanbul": "0.4.5",
     "jquery": "3.1.1",
     "jquery-ui-dist": "^1.12.1",
     "jsdom": "^9.9.1",