diff --git a/build.js b/build.js
index 3860646..00f7464 100644
--- a/build.js
+++ b/build.js
@@ -15,6 +15,7 @@ if (!target) {
   await clearOutputFolder();
   await bundleSafeChain();
   await copyShellScripts();
+  await copyCertifi();
   await copyAndModifyPackageJson();
   await buildSafeChainBinary(target);
 })();
@@ -31,6 +32,7 @@ async function bundleSafeChain() {
     platform: "node",
     target: "node24",
     outfile: "./build/bin/safe-chain.cjs",
+    external: ["certifi"],
   });
 }
 
@@ -48,6 +50,15 @@ async function copyShellScripts() {
     { recursive: true }
   );
 }
+
+async function copyCertifi() {
+  await mkdir("./build/node_modules/certifi", { recursive: true });
+  await cp(
+    "./node_modules/certifi/",
+    "./build/node_modules/certifi",
+    { recursive: true }
+  );
+}
 async function copyAndModifyPackageJson() {
   const packageJsonContent = await readFile(
     "./packages/safe-chain/package.json",