diff --git a/.gitignore b/.gitignore
index b2f6220..170b82b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+index.js
 types.js
 types.d.ts
 .DS_Store
diff --git a/scripts/build.ts b/scripts/build.ts
index a600201..eabca83 100644
--- a/scripts/build.ts
+++ b/scripts/build.ts
@@ -13,9 +13,6 @@ fs.writeFileSync(
   "./dist/index.ts",
   `
   import { Protocol } from "../types";
-  export {
-    Protocol
-  }
 
   export default [${protocolInfo.toString()}] as Protocol[];
   `,
diff --git a/yarn.lock b/yarn.lock
index de92ec1..1fca1a7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9,10 +9,15 @@
   dependencies:
     "@types/node" "*"
 
-"@types/node@*", "@types/node@^14.14.37":
-  version "14.14.37"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.14.37.tgz#a3dd8da4eb84a996c36e331df98d82abd76b516e"
-  integrity sha512-XYmBiy+ohOR4Lh5jE379fV2IU+6Jn4g5qASinhitfyO71b/sCo6MKsMLF5tc7Zf2CE8hViVQyYSobJNke8OvUw==
+"@types/node@*":
+  version "15.0.1"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-15.0.1.tgz#ef34dea0881028d11398be5bf4e856743e3dc35a"
+  integrity sha512-TMkXt0Ck1y0KKsGr9gJtWGjttxlZnnvDtphxUOSd0bfaR6Q1jle+sPvrzNR1urqYTWMinoKvjKfXUGsumaO1PA==
+
+"@types/node@^14.14.37":
+  version "14.14.43"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.14.43.tgz#26bcbb0595b305400e8ceaf9a127a7f905ae49c8"
+  integrity sha512-3pwDJjp1PWacPTpH0LcfhgjvurQvrZFBrC6xxjaUEZ7ifUtT32jtjPxEMMblpqd2Mvx+k8haqQJLQxolyGN/cQ==
 
 arg@^4.1.0:
   version "4.1.3"
@@ -47,14 +52,14 @@ dotenv@^8.2.0:
   integrity sha512-8sJ78ElpbDJBHNeBzUbUVLsqKdccaa/BXF1uPTw3GrvQTBgrQrtObr2mUrE38vzYd8cEv+m/JBfDLioYcfXoaw==
 
 follow-redirects@^1.10.0:
-  version "1.13.3"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.3.tgz#e5598ad50174c1bc4e872301e82ac2cd97f90267"
-  integrity sha512-DUgl6+HDzB0iEptNQEXLx/KhTmDb8tZUHSeLqpnjpknR70H0nC2t9N73BK6fN4hOvJ84pKlIQVQ4k5FFlBedKA==
+  version "1.14.0"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.14.0.tgz#f5d260f95c5f8c105894491feee5dc8993b402fe"
+  integrity sha512-0vRwd7RKQBTt+mgu87mtYeofLFZpTas2S9zY+jIeuLJMNvudIgF52nr19q40HOwH5RrhWIPuj9puybzSJiRrVg==
 
 fp-ts@^2.9.5:
-  version "2.9.5"
-  resolved "https://registry.yarnpkg.com/fp-ts/-/fp-ts-2.9.5.tgz#6690cd8b76b84214a38fc77cbbbd04a38f86ea90"
-  integrity sha512-MiHrA5teO6t8zKArE3DdMPT/Db6v2GUt5yfWnhBTrrsVfeCJUUnV6sgFvjGNBKDmEMqVwRFkEePL7wPwqrLKKA==
+  version "2.10.4"
+  resolved "https://registry.yarnpkg.com/fp-ts/-/fp-ts-2.10.4.tgz#f81f34b1c15b3255d65cdbb39508ebb42922aa0c"
+  integrity sha512-vMTB5zNc9PnE20q145PNbkiL9P9WegwmKVOFloi/NfHnPdAlcob6I3AKqlH/9u3k3/M/GOftZhcJdBrb+NtnDA==
 
 io-ts-validator@^0.0.5:
   version "0.0.5"
@@ -107,14 +112,14 @@ ts-node@^9.1.1:
     yn "3.1.1"
 
 tslib@^2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.1.0.tgz#da60860f1c2ecaa5703ab7d39bc05b6bf988b97a"
-  integrity sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.2.0.tgz#fb2c475977e35e241311ede2693cee1ec6698f5c"
+  integrity sha512-gS9GVHRU+RGn5KQM2rllAlR3dU6m7AcpJKdtH8gFvQiC4Otgk98XnmMU+nZenHt/+VhnBPWwgrJsyrdcw6i23w==
 
 typescript@^4.1.3:
-  version "4.1.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.1.3.tgz#519d582bd94cba0cf8934c7d8e8467e473f53bb7"
-  integrity sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.2.4.tgz#8610b59747de028fda898a8aef0e103f156d0961"
+  integrity sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==
 
 yn@3.1.1:
   version "3.1.1"