diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 862b370..3dc5851 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,8 +4,8 @@ on:
     types: [created]
 jobs:
   release-js:
-    name: "jsbt v0.3.0" # Should match commit below
-    uses: paulmillr/jsbt/.github/workflows/release.yml@973650a225c0344aa5f993a6cd63835a262077e9
+    name: 'jsbt v0.3.1' # Should match commit below
+    uses: paulmillr/jsbt/.github/workflows/release.yml@c45f03360e0171b138f04568d2fdd35d7bbc0d35
     with:
       build-path: test/build
     secrets:
diff --git a/.github/workflows/test-js.yml b/.github/workflows/test-js.yml
index 17ece45..e0e7234 100644
--- a/.github/workflows/test-js.yml
+++ b/.github/workflows/test-js.yml
@@ -4,5 +4,5 @@ on:
   - pull_request
 jobs:
   test-js:
-    name: "jsbt v0.3.0" # Should match commit below
-    uses: paulmillr/jsbt/.github/workflows/test-js.yml@973650a225c0344aa5f993a6cd63835a262077e9
+    name: 'jsbt v0.3.1' # Should match commit below
+    uses: paulmillr/jsbt/.github/workflows/test-js.yml@c45f03360e0171b138f04568d2fdd35d7bbc0d35
diff --git a/package-lock.json b/package-lock.json
index 2ef8fb8..36eac57 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,8 +10,9 @@
       "license": "MIT",
       "devDependencies": {
         "@noble/hashes": "1.7.0",
-        "@paulmillr/jsbt": "0.3.0",
+        "@paulmillr/jsbt": "0.3.1",
         "fast-check": "3.0.0",
+        "micro-bmark": "0.4.0",
         "micro-should": "0.5.1",
         "prettier": "3.3.2",
         "typescript": "5.5.2"
@@ -34,9 +35,9 @@
       }
     },
     "node_modules/@paulmillr/jsbt": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/@paulmillr/jsbt/-/jsbt-0.3.0.tgz",
-      "integrity": "sha512-lpHkZMDjG8U8SGWjYNN3q+slbiNFxRdnu2V7kDnL+OMdP8/EMGZuZjYaQ13gGsANFowKFpZdsh6q2gDfHXBn/w==",
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/@paulmillr/jsbt/-/jsbt-0.3.1.tgz",
+      "integrity": "sha512-mZFkB8GcGu9UPcQqNNqe8xH3t31LkeufYUON//dcm1ASWHBT0caiwek/MxbH5/N5wtCfaH5L4tRAcaQWGO7w9w==",
       "dev": true,
       "license": "MIT",
       "bin": {
@@ -60,6 +61,13 @@
         "url": "https://opencollective.com/fast-check"
       }
     },
+    "node_modules/micro-bmark": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/micro-bmark/-/micro-bmark-0.4.0.tgz",
+      "integrity": "sha512-lQHxIE9BurlmqBR3J4NJnUH6I72kChBYXuBeNkvNT3viFHKfYj2c070OysLZwtjBTxTjIgsUqjgcttMWlmASVA==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/micro-should": {
       "version": "0.5.1",
       "resolved": "https://registry.npmjs.org/micro-should/-/micro-should-0.5.1.tgz",
diff --git a/package.json b/package.json
index c8276ed..8114553 100644
--- a/package.json
+++ b/package.json
@@ -42,9 +42,10 @@
     "url": "git+https://github.com/paulmillr/scure-base.git"
   },
   "devDependencies": {
-    "@noble/hashes": "1.7.0",
-    "@paulmillr/jsbt": "0.3.0",
+    "@noble/hashes": "1.7.1",
+    "@paulmillr/jsbt": "0.3.1",
     "fast-check": "3.0.0",
+    "micro-bmark": "0.4.0",
     "micro-should": "0.5.1",
     "prettier": "3.3.2",
     "typescript": "5.5.2"
diff --git a/test/benchmark/index.js b/test/benchmark/index.js
index 7621fe7..07d7af0 100644
--- a/test/benchmark/index.js
+++ b/test/benchmark/index.js
@@ -1,5 +1,5 @@
 const bench = require('micro-bmark');
-const { run, mark } = bench; // or bench.mark
+const mark = bench; // or bench.mark
 const { base64, base58, hex } = require('../..');
 const stableBase64 = require('@stablelib/base64');
 const microBase58 = require('micro-base58');
@@ -59,7 +59,7 @@ const buffers = {
 };
 
 const main = () =>
-  run(async () => {
+  (async () => {
     for (let [k, libs] of Object.entries(CODERS)) {
       console.log(`==== ${k} ====`);
       for (const [size, [samples, buf]] of Object.entries(buffers)) {
@@ -72,7 +72,7 @@ const main = () =>
         console.log();
       }
     }
-  });
+  })();
 
 module.exports = { main };
 if (require.main === module) main();
diff --git a/test/benchmark/package.json b/test/benchmark/package.json
index 2791a3c..3fe5f7c 100644
--- a/test/benchmark/package.json
+++ b/test/benchmark/package.json
@@ -7,10 +7,8 @@
     "bench": "node ./index.js"
   },
   "devDependencies": {
-    "micro-bmark": "0.3.1",
     "micro-should": "0.4.0",
-    "prettier": "2.8.4",
-    "typescript": "5.0.2"
+    "typescript": "5.5.2"
   },
   "dependencies": {
     "@faustbrian/node-base58": "1.0.0",
diff --git a/test/build/package-lock.json b/test/build/package-lock.json
index 84bb983..c731eb6 100644
--- a/test/build/package-lock.json
+++ b/test/build/package-lock.json
@@ -23,10 +23,11 @@
       "dev": true,
       "license": "MIT",
       "devDependencies": {
-        "@noble/hashes": "1.7.0",
-        "@paulmillr/jsbt": "0.3.0",
+        "@noble/hashes": "1.7.1",
+        "@paulmillr/jsbt": "0.3.1",
         "fast-check": "3.0.0",
-        "micro-should": "0.5.0",
+        "micro-bmark": "0.4.0",
+        "micro-should": "0.5.1",
         "prettier": "3.3.2",
         "typescript": "5.5.2"
       },