diff --git a/package.json b/package.json
index 395aec1..3a6a212 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "node": ">=4.0.0"
   },
   "devDependencies": {
-    "aegir": "^9.3.3",
+    "aegir": "^9.4.0",
     "chai": "^3.5.0",
     "gulp": "^3.9.1",
     "interface-stream-muxer": "^0.5.4",