diff --git a/.npmignore b/.npmignore
index f7794b2..bdabb4c 100644
--- a/.npmignore
+++ b/.npmignore
@@ -6,4 +6,7 @@ prettier*
 test/*
 scripts/*
 *.tgz
-wasm/kzg.wasm
\ No newline at end of file
+wasm/kzg.wasm
+src/trustedSetup.ts
+dist/**/kzg.*.map
+dist/**/kzg.*.ts
\ No newline at end of file
diff --git a/package.json b/package.json
index 263c7e6..d1b0742 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "version": "0.3.0",
   "description": "",
   "scripts": {
-    "build": "npm run build:ts && npm run transpileCJS && npm run fixRequire && npm run fixWasmDir",
+    "build": "npm run build:ts && npm run transpileCJS && npm run fixRequire",
     "build:ts": "scripts/ts-build.sh",
     "transpileCJS": "rm dist/cjs/kzg.js && babel src/kzg.js -d dist/cjs",
     "fixRequire": "sed -i.bak \"s/\\_require('url')/require('url')/g\" dist/cjs/kzg.js && rm dist/cjs/kzg.js.bak",
diff --git a/src/kzg.js b/src/kzg.js
index 563dfee..117ce7a 100644
--- a/src/kzg.js
+++ b/src/kzg.js
@@ -10,7 +10,7 @@ if(y){const {createRequire:a}=await import("module");var require=a(import.meta.u
 x)x?z=self.location.href:"undefined"!=typeof document&&document.currentScript&&(z=document.currentScript.src),_scriptDir&&(z=_scriptDir),z.startsWith("blob:")?z="":z=z.substr(0,z.replace(/[?#].*/,"").lastIndexOf("/")+1),A=a=>{var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},x&&(C=a=>{var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)}),B=(a,b,d)=>{var e=new XMLHttpRequest;e.open("GET",a,!0);e.responseType=
 "arraybuffer";e.onload=()=>{200==e.status||0==e.status&&e.response?b(e.response):d()};e.onerror=d;e.send(null)};c.print||console.log.bind(console);var F=c.printErr||console.error.bind(console);Object.assign(c,u);u=null;var G;c.wasmBinary&&(G=c.wasmBinary);"object"!=typeof WebAssembly&&H("no native wasm support detected");var J,K=!1,L,M;
 function N(){var a=J.buffer;c.HEAP8=L=new Int8Array(a);c.HEAP16=new Int16Array(a);c.HEAPU8=M=new Uint8Array(a);c.HEAPU16=new Uint16Array(a);c.HEAP32=new Int32Array(a);c.HEAPU32=new Uint32Array(a);c.HEAPF32=new Float32Array(a);c.HEAPF64=new Float64Array(a)}var O=[],P=[],Q=[];function aa(){var a=c.preRun.shift();O.unshift(a)}var R=0,S=null,T=null;function H(a){c.onAbort?.(a);a="Aborted("+a+")";F(a);K=!0;a=new WebAssembly.RuntimeError(a+". Build with -sASSERTIONS for more info.");p(a);throw a;}
-var ba=a=>a.startsWith("data:application/octet-stream;base64,"),E=a=>a.startsWith("file://"),U;if(c.locateFile){if(U="../wasm/../wasm/../wasm/../wasm/../wasm/kzg.wasm",!ba(U)){var ca=U;U=c.locateFile?c.locateFile(ca,z):z+ca}}else U=(new URL("../wasm/../wasm/../wasm/../wasm/../wasm/kzg.wasm",import.meta.url)).href;function da(a){if(a==U&&G)return new Uint8Array(G);if(C)return C(a);throw"both async and sync fetching of the wasm failed";}
+var ba=a=>a.startsWith("data:application/octet-stream;base64,"),E=a=>a.startsWith("file://"),U;if(c.locateFile){if(U="../wasm/kzg.wasm",!ba(U)){var ca=U;U=c.locateFile?c.locateFile(ca,z):z+ca}}else U=(new URL("../wasm/kzg.wasm",import.meta.url)).href;function da(a){if(a==U&&G)return new Uint8Array(G);if(C)return C(a);throw"both async and sync fetching of the wasm failed";}
 function ea(a){if(!G&&(v||x)){if("function"==typeof fetch&&!E(a))return fetch(a,{credentials:"same-origin"}).then(b=>{if(!b.ok)throw`failed to load wasm binary file at '${a}'`;return b.arrayBuffer()}).catch(()=>da(a));if(B)return new Promise((b,d)=>{B(a,e=>b(new Uint8Array(e)),d)})}return Promise.resolve().then(()=>da(a))}function ha(a,b,d){return ea(a).then(e=>WebAssembly.instantiate(e,b)).then(e=>e).then(d,e=>{F(`failed to asynchronously prepare wasm: ${e}`);H(e)})}
 function ia(a,b){var d=U;return G||"function"!=typeof WebAssembly.instantiateStreaming||ba(d)||E(d)||y||"function"!=typeof fetch?ha(d,a,b):fetch(d,{credentials:"same-origin"}).then(e=>WebAssembly.instantiateStreaming(e,a).then(b,function(f){F(`wasm streaming compile failed: ${f}`);F("falling back to ArrayBuffer instantiation");return ha(d,a,b)}))}
 var V=a=>{for(;0<a.length;)a.shift()(c)},ja="undefined"!=typeof TextDecoder?new TextDecoder("utf8"):void 0,W=a=>{if(a){for(var b=M,d=a+NaN,e=a;b[e]&&!(e>=d);)++e;if(16<e-a&&b.buffer&&ja)a=ja.decode(b.subarray(a,e));else{for(d="";a<e;){var f=b[a++];if(f&128){var h=b[a++]&63;if(192==(f&224))d+=String.fromCharCode((f&31)<<6|h);else{var q=b[a++]&63;f=224==(f&240)?(f&15)<<12|h<<6|q:(f&7)<<18|h<<12|q<<6|b[a++]&63;65536>f?d+=String.fromCharCode(f):(f-=65536,d+=String.fromCharCode(55296|f>>10,56320|f&1023))}}else d+=