diff --git a/packages/scripts/package.json b/packages/scripts/package.json
index 0c53feef3e..c6d9c1298e 100644
--- a/packages/scripts/package.json
+++ b/packages/scripts/package.json
@@ -25,6 +25,7 @@
     "zod": "^3.23.8"
   },
   "devDependencies": {
+    "@actions/exec": "^1.1.1",
     "@types/node": "^22.7.1",
     "@typescript-eslint/eslint-plugin": "^5.0.0",
     "@typescript-eslint/parser": "^5.0.0",
diff --git a/packages/scripts/src/addOrbitChain/index.ts b/packages/scripts/src/addOrbitChain/index.ts
index 64d66647f0..13ce85c114 100644
--- a/packages/scripts/src/addOrbitChain/index.ts
+++ b/packages/scripts/src/addOrbitChain/index.ts
@@ -8,6 +8,7 @@ import {
   updateAndValidateOrbitChainsList,
   commitChangesAndCreatePR,
   setOutputs,
+  runPrettier,
 } from "./transforms";
 
 /**
@@ -36,6 +37,8 @@ export async function addOrbitChain(targetJsonPath: string): Promise<void> {
       targetJsonPath
     );
 
+    await runPrettier(targetJsonPath);
+
     await commitChangesAndCreatePR(
       branchName,
       targetJsonPath,
diff --git a/packages/scripts/src/addOrbitChain/transforms.ts b/packages/scripts/src/addOrbitChain/transforms.ts
index e34dbf45a2..4486c6f26f 100644
--- a/packages/scripts/src/addOrbitChain/transforms.ts
+++ b/packages/scripts/src/addOrbitChain/transforms.ts
@@ -6,6 +6,8 @@ import { warning } from "@actions/core";
 import axios from "axios";
 import * as fs from "fs";
 import sharp from "sharp";
+// @ts-expect-error - @actions/exec is not typed
+import { exec } from "@actions/exec";
 
 import {
   commitChanges,
@@ -430,3 +432,11 @@ export const updateOrbitChainsFile = (
 
   return orbitChains;
 };
+
+export async function runPrettier(targetJsonPath: string): Promise<void> {
+  try {
+    await exec("yarn", ["prettier:format", targetJsonPath]);
+  } catch (error) {
+    warning(`Failed to run Prettier: ${error}`);
+  }
+}
diff --git a/yarn.lock b/yarn.lock
index 30f2747718..9b513558fe 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10,6 +10,13 @@
     "@actions/http-client" "^2.0.1"
     uuid "^8.3.2"
 
+"@actions/exec@^1.1.1":
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/@actions/exec/-/exec-1.1.1.tgz#2e43f28c54022537172819a7cf886c844221a611"
+  integrity sha512-+sCcHHbVdk93a0XT19ECtO/gIXoxvdsgQLzb2fE2/5sIZmWQuluYyjPQtrtTHdU1YzTZ7bAPN4sITq2xi1679w==
+  dependencies:
+    "@actions/io" "^1.0.1"
+
 "@actions/github@^6.0.0":
   version "6.0.0"
   resolved "https://registry.npmjs.org/@actions/github/-/github-6.0.0.tgz"
@@ -28,6 +35,11 @@
     tunnel "^0.0.6"
     undici "^5.25.4"
 
+"@actions/io@^1.0.1":
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/@actions/io/-/io-1.1.3.tgz#4cdb6254da7962b07473ff5c335f3da485d94d71"
+  integrity sha512-wi9JjgKLYS7U/z8PPbco+PvTb/nRWjeoFlJ1Qer83k/3C5PHQi28hiVdeE2kHXmIL99mQFawx8qt/JPjZilJ8Q==
+
 "@adraffy/ens-normalize@1.10.0":
   version "1.10.0"
   resolved "https://registry.npmjs.org/@adraffy/ens-normalize/-/ens-normalize-1.10.0.tgz"