diff --git a/package.json b/package.json
index 56e3c11..0cafdd0 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
   "devDependencies": {
     "@types/chai": "^4.2.8",
     "@types/mocha": "^7.0.1",
-    "aegir": "^22.0.0",
+    "aegir": "^25.0.0",
     "buffer": "^5.6.0",
     "chai": "^4.2.0"
   },