diff --git a/package.json b/package.json
index 8a2c8ae81..7945b80ac 100644
--- a/package.json
+++ b/package.json
@@ -10,9 +10,9 @@
     "docdown": "0.3.0",
     "dojo": "~1.10.0",
     "ecstatic": "^1.1.3",
-    "istanbul": "0.3.22",
+    "istanbul": "0.4.0",
     "jquery": "~1.11.0",
-    "jscs": "^2.3.1",
+    "jscs": "^2.3.5",
     "lodash": "^3.10.1",
     "platform": "~1.3.0",
     "qunit-extras": "~1.4.0",