diff --git a/package.json b/package.json
index 0f0b792..1273a51 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   "author": "Friedel Ziegelmayer <dignifiedquire@gmail.com>",
   "license": "MIT",
   "devDependencies": {
-    "aegir": "^8.0.0",
+    "aegir": "^9.1.1",
     "chai": "^3.5.0",
     "interface-pull-blob-store": "^0.6.0",
     "rimraf": "^2.5.4"