diff --git a/package.json b/package.json
index 4631642..8f8defd 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "webcrypto-shim": "github:dignifiedquire/webcrypto-shim#master"
   },
   "devDependencies": {
-    "aegir": "^9.4.0",
+    "aegir": "^10.0.0",
     "benchmark": "^2.1.3",
     "chai": "^3.5.0",
     "pre-commit": "^1.2.2"