diff --git a/package.json b/package.json
index 12206ad..28d1c5e 100644
--- a/package.json
+++ b/package.json
@@ -154,7 +154,7 @@
     "uint8arrays": "^5.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.11",
+    "aegir": "^42.0.1",
     "protons": "^7.0.2"
   },
   "peerDependencies": {