diff --git a/package.json b/package.json
index 880bc56..a7fad27 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "release": "npm run docs:no-publish && aegir run release && npm run docs"
   },
   "devDependencies": {
-    "aegir": "^39.0.8"
+    "aegir": "^40.0.11"
   },
   "type": "module",
   "workspaces": [
diff --git a/packages/interop/package.json b/packages/interop/package.json
index 585d781..9cfb4fa 100644
--- a/packages/interop/package.json
+++ b/packages/interop/package.json
@@ -54,7 +54,7 @@
     "@helia/unixfs": "^1.0.0",
     "@libp2p/tcp": "^7.0.1",
     "@libp2p/websockets": "^6.0.1",
-    "aegir": "^39.0.8",
+    "aegir": "^40.0.11",
     "blockstore-core": "^4.0.1",
     "datastore-core": "^9.0.3",
     "go-ipfs": "^0.20.0",
diff --git a/packages/unixfs/package.json b/packages/unixfs/package.json
index 80f4d7f..585c442 100644
--- a/packages/unixfs/package.json
+++ b/packages/unixfs/package.json
@@ -174,7 +174,7 @@
     "sparse-array": "^1.3.2"
   },
   "devDependencies": {
-    "aegir": "^39.0.8",
+    "aegir": "^40.0.11",
     "blockstore-core": "^4.0.1",
     "delay": "^6.0.0",
     "iso-url": "^1.2.1",