diff --git a/packages/persistent-merkle-tree/test/perf/hasher.test.ts b/packages/persistent-merkle-tree/test/perf/hasher.test.ts
index 62c2faa5..85f0f99b 100644
--- a/packages/persistent-merkle-tree/test/perf/hasher.test.ts
+++ b/packages/persistent-merkle-tree/test/perf/hasher.test.ts
@@ -97,7 +97,7 @@ describe("hashtree", function () {
     id: "get root",
     beforeEach: async () => {
       const [tree] = buildComparisonTrees(16);
-      await setHasher(hashtreeHasher);
+      setHasher(hashtreeHasher);
       return tree;
     },
     fn: (tree) => {
diff --git a/setHasher.mjs b/setHasher.mjs
index c146a3e9..24b27a27 100644
--- a/setHasher.mjs
+++ b/setHasher.mjs
@@ -2,6 +2,6 @@
 // Used to run benchmarks with with visibility into hashtree performance, useful for Lodestar
 import {setHasher} from "@chainsafe/persistent-merkle-tree/lib/hasher/index.js";
 import {hasher} from "@chainsafe/persistent-merkle-tree/lib/hasher/hashtree.js";
-await setHasher(hasher);
+setHasher(hasher);
 
 export {};