diff --git a/packages/app/package.json b/packages/app/package.json
index cfea0d8..7d612d2 100644
--- a/packages/app/package.json
+++ b/packages/app/package.json
@@ -5,7 +5,7 @@
     "@proof-of-twitter/circuits": "workspace:^",
     "@proof-of-twitter/contracts": "workspace:^",
     "@rainbow-me/rainbowkit": "^1.3.3",
-    "@zk-email/helpers": "^3.1.1",
+    "@zk-email/helpers": "^3.1.3",
     "lodash": "^4.17.21",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
@@ -73,6 +73,7 @@
     "stream-browserify": "^3.0.0",
     "typescript": "^5.3.2",
     "vite": "^5.0.8",
+    "vite-plugin-commonjs": "^0.10.1",
     "vite-tsconfig-paths": "^4.3.1"
   },
   "jest": {
diff --git a/packages/app/src/pages/MainPage.tsx b/packages/app/src/pages/MainPage.tsx
index 1becdce..d0cccfb 100644
--- a/packages/app/src/pages/MainPage.tsx
+++ b/packages/app/src/pages/MainPage.tsx
@@ -6,9 +6,8 @@ import _ from "lodash";
 import { useAccount, useContractWrite, usePrepareContractWrite } from "wagmi";
 import {
   rawEmailToBuffer,
-  DKIMVerificationResult,
-  verifyDKIMSignature,
-} from "@zk-email/helpers";
+} from "@zk-email/helpers/dist/input-helpers";
+import { verifyDKIMSignature, DKIMVerificationResult } from "@zk-email/helpers/dist/dkim";
 import {
   downloadProofFiles,
   generateProof,
diff --git a/packages/app/vite.config.ts b/packages/app/vite.config.ts
index 082ed8c..606af52 100644
--- a/packages/app/vite.config.ts
+++ b/packages/app/vite.config.ts
@@ -1,6 +1,7 @@
 import react from "@vitejs/plugin-react";
 import tsconfig from "vite-tsconfig-paths";
 import "rollup-plugin-node-polyfills";
+import commonjs from 'vite-plugin-commonjs'
 
 export default {
   server: {
@@ -10,7 +11,7 @@ export default {
     port: 3000,
   },
   publicDir: "public",
-  plugins: [react(), tsconfig()],
+  plugins: [commonjs(), react(), tsconfig()],
   resolve: {
     alias: {
       buffer: "buffer",
diff --git a/packages/circuits/package.json b/packages/circuits/package.json
index 564fb72..f2f37b4 100644
--- a/packages/circuits/package.json
+++ b/packages/circuits/package.json
@@ -9,7 +9,7 @@
   "dependencies": {
     "@zk-email/circuits": "^3.2.0",
     "@zk-email/contracts": "^5.0.0",
-    "@zk-email/helpers": "^3.0.2",
+    "@zk-email/helpers": "^3.1.3",
     "@zk-email/zk-regex-circom": "^1.1.1",
     "commander": "^11.1.0",
     "snarkjs": "git+https://github.com/vb7401/snarkjs.git#24981febe8826b6ab76ae4d76cf7f9142919d2b8"
diff --git a/yarn.lock b/yarn.lock
index a0ff0ea..360ce3a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3065,7 +3065,7 @@ __metadata:
     "@types/pako": ^2.0.3
     "@zk-email/circuits": ^3.2.0
     "@zk-email/contracts": ^5.0.0
-    "@zk-email/helpers": ^3.0.2
+    "@zk-email/helpers": ^3.1.3
     "@zk-email/zk-regex-circom": ^1.1.1
     chai: ^4.3.7
     circom_tester: ^0.0.19
@@ -4534,28 +4534,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@zk-email/helpers@npm:^3.0.2":
-  version: 3.0.2
-  resolution: "@zk-email/helpers@npm:3.0.2"
-  dependencies:
-    addressparser: ^1.0.1
-    atob: ^2.1.2
-    circomlibjs: ^0.1.7
-    ethers: ^6.8.0
-    libmime: ^5.2.1
-    localforage: ^1.10.0
-    lodash: ^4.17.21
-    node-forge: ^1.3.1
-    pako: ^2.1.0
-    psl: ^1.9.0
-    snarkjs: "https://github.com/sampritipanda/snarkjs.git#fef81fc51d17a734637555c6edbd585ecda02d9e"
-  checksum: 4ba12d53b91f83d3725ae145931c0cc025c6df94dd88abc63d44b3ff556a94beb6dd97634fe69eb189ccc3566a2d3e7407ad071b2ad6f62ea45b366b36797d1b
-  languageName: node
-  linkType: hard
-
-"@zk-email/helpers@npm:^3.1.1":
-  version: 3.1.1
-  resolution: "@zk-email/helpers@npm:3.1.1"
+"@zk-email/helpers@npm:^3.1.3":
+  version: 3.1.3
+  resolution: "@zk-email/helpers@npm:3.1.3"
   dependencies:
     addressparser: ^1.0.1
     atob: ^2.1.2
@@ -4569,7 +4550,7 @@ __metadata:
     pki: ^1.1.0
     psl: ^1.9.0
     snarkjs: "https://github.com/sampritipanda/snarkjs.git#fef81fc51d17a734637555c6edbd585ecda02d9e"
-  checksum: 620466da5070d6d00d87ad9e8594d30e898a13877c96900f27198bc9dcb9294847c0b1252ff3ba21ef70693aeff80e0da270222bb30bc76988feed4e0aec9e69
+  checksum: 36eab61ae9b6fdd2f19a38f278fd96d6fd289cda30fd0b7501ea79a6c6adc0678782cb01a7ec514e8acb126f2d4f807764665105e6e6ea67bf2953dcec1c9663
   languageName: node
   linkType: hard
 
@@ -4598,7 +4579,7 @@ __metadata:
     "@types/node-forge": ^1.3.11
     "@types/styled-components": ^5.1.34
     "@vitejs/plugin-react": ^4.2.1
-    "@zk-email/helpers": ^3.1.1
+    "@zk-email/helpers": ^3.1.3
     crypto-browserify: ^3.12.0
     jest: ^29.7.0
     jest-environment-jsdom: ^29.7.0
@@ -4621,6 +4602,7 @@ __metadata:
     typescript: ^5.3.2
     viem: ^2.2.0
     vite: ^5.0.8
+    vite-plugin-commonjs: ^0.10.1
     vite-tsconfig-paths: ^4.3.1
     wagmi: ^1.3.10
   languageName: unknown
@@ -4719,6 +4701,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"acorn@npm:^8.8.2":
+  version: 8.11.3
+  resolution: "acorn@npm:8.11.3"
+  bin:
+    acorn: bin/acorn
+  checksum: 76d8e7d559512566b43ab4aadc374f11f563f0a9e21626dd59cb2888444e9445923ae9f3699972767f18af61df89cd89f5eaaf772d1327b055b45cb829b4a88c
+  languageName: node
+  linkType: hard
+
 "addressparser@npm:^1.0.1":
   version: 1.0.1
   resolution: "addressparser@npm:1.0.1"
@@ -6844,6 +6835,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"es-module-lexer@npm:^1.2.1":
+  version: 1.4.1
+  resolution: "es-module-lexer@npm:1.4.1"
+  checksum: a11b5a256d4e8e9c7d94c2fd87415ccd1591617b6edd847e064503f8eaece2d25e2e9078a02c5ce3ed5e83bb748f5b4820efbe78072c8beb07ac619c2edec35d
+  languageName: node
+  linkType: hard
+
 "esbuild@npm:^0.19.3":
   version: 0.19.11
   resolution: "esbuild@npm:0.19.11"
@@ -7261,7 +7259,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"fast-glob@npm:^3.2.9":
+"fast-glob@npm:^3.2.12, fast-glob@npm:^3.2.9":
   version: 3.3.2
   resolution: "fast-glob@npm:3.3.2"
   dependencies:
@@ -9663,6 +9661,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"magic-string@npm:^0.30.1":
+  version: 0.30.5
+  resolution: "magic-string@npm:0.30.5"
+  dependencies:
+    "@jridgewell/sourcemap-codec": ^1.4.15
+  checksum: da10fecff0c0a7d3faf756913ce62bd6d5e7b0402be48c3b27bfd651b90e29677e279069a63b764bcdc1b8ecdcdb898f29a5c5ec510f2323e8d62ee057a6eb18
+  languageName: node
+  linkType: hard
+
 "make-dir@npm:^4.0.0":
   version: 4.0.0
   resolution: "make-dir@npm:4.0.0"
@@ -13241,6 +13248,30 @@ __metadata:
   languageName: node
   linkType: hard
 
+"vite-plugin-commonjs@npm:^0.10.1":
+  version: 0.10.1
+  resolution: "vite-plugin-commonjs@npm:0.10.1"
+  dependencies:
+    acorn: ^8.8.2
+    fast-glob: ^3.2.12
+    magic-string: ^0.30.1
+    vite-plugin-dynamic-import: ^1.5.0
+  checksum: 64e4a995bcf598d443e484bb3063251ba6c1ca4a45b383fe8c303ad5a35cd480632d74eb1e1107a4ecb90afb6b7ce28fa90817a63447736c336442cb49605c40
+  languageName: node
+  linkType: hard
+
+"vite-plugin-dynamic-import@npm:^1.5.0":
+  version: 1.5.0
+  resolution: "vite-plugin-dynamic-import@npm:1.5.0"
+  dependencies:
+    acorn: ^8.8.2
+    es-module-lexer: ^1.2.1
+    fast-glob: ^3.2.12
+    magic-string: ^0.30.1
+  checksum: 68efd897daa0c72a9f9d3481095dd3f7ec9a822be5a15eef60413734a4c894c5bbd1c1762f02daeef5df59cef212c9f1e7e056315e2a7780816ccafe5c74da6e
+  languageName: node
+  linkType: hard
+
 "vite-tsconfig-paths@npm:^4.3.1":
   version: 4.3.1
   resolution: "vite-tsconfig-paths@npm:4.3.1"