diff --git a/benchmarks/utils.js b/benchmarks/utils.js
index 656b70d..ea92c82 100644
--- a/benchmarks/utils.js
+++ b/benchmarks/utils.js
@@ -2,8 +2,8 @@
 
 const Benchmark = require('benchmark')
 
-if (typeof window !== 'undefined') {
-  window.Benchmark = Benchmark
+if (typeof self !== 'undefined') {
+  self.Benchmark = Benchmark
 }
 
 const utils = require('../src/utils')
diff --git a/package.json b/package.json
index 1fcd093..8e00df7 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
   },
   "homepage": "https://github.com/libp2p/js-libp2p-floodsub#readme",
   "devDependencies": {
-    "aegir": "^9.4.0",
+    "aegir": "^10.0.0",
     "async": "^2.1.4",
     "benchmark": "^2.1.3",
     "chai": "^3.5.0",
@@ -67,4 +67,4 @@
     "Gavin McDermott <gavinmcdermott@gmail.com>",
     "Haad <haadcode@users.noreply.github.com>"
   ]
-}
\ No newline at end of file
+}