diff --git a/deploy/deployChangedPackages.js b/deploy/deployChangedPackages.js
index 851cd59a2..9d5348fca 100644
--- a/deploy/deployChangedPackages.js
+++ b/deploy/deployChangedPackages.js
@@ -6,6 +6,7 @@
 // ones which have changed.
 
 import * as fs from "fs";
+import * as path from "path";
 import { spawnSync } from "child_process";
 import { Octokit } from "@octokit/rest";
 import { printUnifiedDiff } from "print-diff";
@@ -13,6 +14,7 @@ import { generateChangelogFrom } from "../lib/changelog.js";
 import { packages } from "./createTypesPackages.js";
 import { fileURLToPath } from "node:url";
 import fetch from "node-fetch";
+import pRetry from "p-retry";
 
 verify();
 
@@ -41,9 +43,9 @@ for (const dirName of fs.readdirSync(generatedDir)) {
     throw new Error(`Couldn't find ${pkgJSON.name}`);
   }
 
-  const dtsFiles = fs
-    .readdirSync(packageDir)
-    .filter((f) => f.endsWith(".d.ts"));
+  const dtsFiles = readdirRecursive(fileURLToPath(packageDir)).filter((f) =>
+    f.endsWith(".d.ts"),
+  );
 
   const releaseNotes = [];
 
@@ -164,6 +166,35 @@ function verify() {
 }
 
 /** @param {string} filepath */
-function getFileFromUnpkg(filepath) {
-  return fetch(`https://unpkg.com/${filepath}`).then((r) => r.text());
+async function getFileFromUnpkg(filepath) {
+  return pRetry(async () => {
+    const resp = await fetch(`https://unpkg.com/${filepath}`);
+    if (resp.ok) {
+      return resp.text();
+    }
+    if (resp.status === 404) {
+      return "";
+    }
+    console.error(`Unexpected response status: ${resp.status}`);
+    throw new Error(resp.statusText);
+  });
+}
+
+/** @param {string} dir */
+function readdirRecursive(dir) {
+  /** @type {string[]} */
+  let results = [];
+  /** @param {string} currentDir */
+  function readDir(currentDir) {
+    const entries = fs.readdirSync(currentDir, { withFileTypes: true });
+    for (const entry of entries) {
+      const fullPath = path.join(currentDir, entry.name);
+      results.push(path.relative(dir, fullPath));
+      if (entry.isDirectory()) {
+        readDir(fullPath);
+      }
+    }
+  }
+  readDir(dir);
+  return results;
 }
diff --git a/package-lock.json b/package-lock.json
index 9a1203c84..846bc70c0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,6 +31,7 @@
         "jsonc-parser": "^3.3.1",
         "kdljs": "^0.3.0",
         "node-fetch": "^3.3.2",
+        "p-retry": "^7.1.0",
         "prettier": "^3.6.2",
         "print-diff": "^2.0.0",
         "typescript": "^5.9.2",
@@ -2647,6 +2648,19 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/is-network-error": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/is-network-error/-/is-network-error-1.3.0.tgz",
+      "integrity": "sha512-6oIwpsgRfnDiyEDLMay/GqCl3HoAtH5+RUKW29gYkL0QA+ipzpDLA16yQs7/RHCSu+BwgbJaOUqa4A99qNVQVw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/is-number": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
@@ -3132,6 +3146,22 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/p-retry": {
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/p-retry/-/p-retry-7.1.0.tgz",
+      "integrity": "sha512-xL4PiFRQa/f9L9ZvR4/gUCRNus4N8YX80ku8kv9Jqz+ZokkiZLM0bcvX0gm1F3PDi9SPRsww1BDsTWgE6Y1GLQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "is-network-error": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=20"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/p-try": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz",
diff --git a/package.json b/package.json
index f51aab7bd..d8f6ff620 100644
--- a/package.json
+++ b/package.json
@@ -60,6 +60,7 @@
     "jsonc-parser": "^3.3.1",
     "kdljs": "^0.3.0",
     "node-fetch": "^3.3.2",
+    "p-retry": "^7.1.0",
     "prettier": "^3.6.2",
     "print-diff": "^2.0.0",
     "typescript": "^5.9.2",