diff --git a/.github/funding.yml b/.github/funding.yml
index 43f16ab..09d9be7 100644
--- a/.github/funding.yml
+++ b/.github/funding.yml
@@ -1,2 +1 @@
 github: paulmillr
-# custom: https://paulmillr.com/funding/
\ No newline at end of file
diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
index 9b2c2c0..81bf353 100644
--- a/.github/workflows/nodejs.yml
+++ b/.github/workflows/nodejs.yml
@@ -1,4 +1,4 @@
-name: Node CI
+name: Run node.js tests
 on:
   - push
   - pull_request
diff --git a/.github/workflows/publish-npm.yml b/.github/workflows/publish-npm.yml
index 339e831..cd57db8 100644
--- a/.github/workflows/publish-npm.yml
+++ b/.github/workflows/publish-npm.yml
@@ -1,4 +1,4 @@
-name: Publish Package to npm
+name: Publish package to npm
 on:
   release:
     types: [created]
diff --git a/.github/workflows/upload-release.yml b/.github/workflows/upload-release.yml
index 7d63543..b8c2ca9 100644
--- a/.github/workflows/upload-release.yml
+++ b/.github/workflows/upload-release.yml
@@ -15,13 +15,14 @@ jobs:
           node-version: 20
           registry-url: 'https://registry.npmjs.org'
           cache: npm
+      - run: npm install -g npm
+      - run: npm ci
+      - run: npm run build
       - run: |
-          npm install -g npm
-          npm ci
-          npm run build
           cd build
           npm ci
-          npm run build
-          gh release upload ${{ github.event.release.tag_name }} noble-curves.js
+          npm run build:release
+          cd ..
+      - run: gh release upload ${{ github.event.release.tag_name }} build/`npx jsbt outfile`
         env:
           GH_TOKEN: ${{ github.token }}
diff --git a/build/README.md b/build/README.md
index 2c30e68..c1752b2 100644
--- a/build/README.md
+++ b/build/README.md
@@ -1,7 +1,7 @@
 # build
 
-The directory is used to build a single file `noble-curves.js` which contains everything.
+The directory is used to build a single file which contains everything.
 
-The output file uses iife wrapper and can be used in browsers as-is.
+The single file uses iife wrapper and can be used in browsers as-is.
 
 Don't use it unless you can't use NPM/ESM, which support tree shaking.
diff --git a/build/package-lock.json b/build/package-lock.json
index 8761c1b..d6d43b9 100644
--- a/build/package-lock.json
+++ b/build/package-lock.json
@@ -7,14 +7,12 @@
     "": {
       "name": "build",
       "version": "1.0.0",
-      "license": "MIT",
       "devDependencies": {
         "@noble/curves": "file:..",
         "esbuild": "0.20.1"
       }
     },
     "..": {
-      "name": "@noble/curves",
       "version": "1.4.0",
       "dev": true,
       "license": "MIT",
@@ -22,6 +20,7 @@
         "@noble/hashes": "1.4.0"
       },
       "devDependencies": {
+        "@paulmillr/jsbt": "0.1.0",
         "fast-check": "3.0.0",
         "micro-bmark": "0.3.1",
         "micro-should": "0.4.0",
diff --git a/build/package.json b/build/package.json
index fa4caf8..8cc0e35 100644
--- a/build/package.json
+++ b/build/package.json
@@ -2,17 +2,13 @@
   "name": "build",
   "private": true,
   "version": "1.0.0",
-  "description": "Used to build a single file",
   "main": "input.js",
-  "keywords": [],
   "type": "module",
-  "author": "",
-  "license": "MIT",
   "devDependencies": {
     "@noble/curves": "file:..",
     "esbuild": "0.20.1"
   },
   "scripts": {
-    "build": "npx esbuild --bundle input.js --outfile=noble-curves.js --global-name=nobleCurves"
+    "build:release": "npx esbuild --bundle input.js --outfile=`npx jsbt outfile` --global-name=`npx jsbt global`"
   }
 }
diff --git a/package-lock.json b/package-lock.json
index ac4e80d..94cd854 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,17 +1,18 @@
 {
   "name": "@noble/curves",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@noble/curves",
-      "version": "1.3.0",
+      "version": "1.4.0",
       "license": "MIT",
       "dependencies": {
         "@noble/hashes": "1.4.0"
       },
       "devDependencies": {
+        "@paulmillr/jsbt": "0.1.0",
         "fast-check": "3.0.0",
         "micro-bmark": "0.3.1",
         "micro-should": "0.4.0",
@@ -33,6 +34,15 @@
         "url": "https://paulmillr.com/funding/"
       }
     },
+    "node_modules/@paulmillr/jsbt": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/@paulmillr/jsbt/-/jsbt-0.1.0.tgz",
+      "integrity": "sha512-TdowoHD36hkZARv6LW4jenkVTdK2vP0sy4ZM8E9MxaqAAIRdwmn3RlB+zWkEHi4hKTgLqMGkURfNkFtt0STX2Q==",
+      "dev": true,
+      "bin": {
+        "jsbt": "jsbt.js"
+      }
+    },
     "node_modules/fast-check": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/fast-check/-/fast-check-3.0.0.tgz",
diff --git a/package.json b/package.json
index 0d2c118..04b11dc 100644
--- a/package.json
+++ b/package.json
@@ -31,6 +31,7 @@
     "@noble/hashes": "1.4.0"
   },
   "devDependencies": {
+    "@paulmillr/jsbt": "0.1.0",
     "fast-check": "3.0.0",
     "micro-bmark": "0.3.1",
     "micro-should": "0.4.0",
diff --git a/tsconfig.esm.json b/tsconfig.esm.json
index ec6b547..2ba82da 100644
--- a/tsconfig.esm.json
+++ b/tsconfig.esm.json
@@ -1,25 +1,8 @@
 {
+  "extends": "@paulmillr/jsbt/tsconfigs/esm.json",
   "compilerOptions": {
-    "target": "es2020",
-    "lib": ["es2020"],
-    "strict": true,
-    "sourceMap": true,
-    "allowSyntheticDefaultImports": false,
-    "allowUnreachableCode": false,
-    "esModuleInterop": false,
-    "noFallthroughCasesInSwitch": true,
-    "noImplicitReturns": true,
-    "noUncheckedIndexedAccess": false,
-    "noUnusedLocals": true,
-    "noUnusedParameters": true,
-    "baseUrl": ".",
-    "paths": {
-      "@noble/hashes/crypto": ["src/crypto.ts"]
-    },
-    "module": "Node16",
-    "outDir": "esm",
-    "moduleResolution": "Node16"
+    "outDir": "esm"
   },
-  "include": ["src"],
+  "include": ["index.ts", "src"],
   "exclude": ["node_modules", "lib"]
 }
diff --git a/tsconfig.json b/tsconfig.json
index 763639d..19d555e 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,10 +1,8 @@
 {
-  "extends": "./tsconfig.esm.json",
+  "extends": "@paulmillr/jsbt/tsconfigs/cjs.json",
   "compilerOptions": {
-    "module": "commonjs",
-    "moduleResolution": "node10",
-    "outDir": ".",
-    "declaration": true,
-    "declarationMap": true
-  }
+    "outDir": "."
+  },
+  "include": ["index.ts", "src"],
+  "exclude": ["node_modules", "lib"]
 }