diff --git a/README.md b/README.md
index 6601a65..92bc295 100644
--- a/README.md
+++ b/README.md
@@ -82,7 +82,7 @@ Requests are prerendered when **all** of the following are true:
 - The `User-Agent` matches a known bot/crawler (Googlebot, Bingbot, Twitterbot, GPTBot, ClaudeBot, etc.)  
   — OR the URL contains `_escaped_fragment_`  
   — OR the `X-Bufferbot` header is present
-- The URL does not end with a static asset extension (`.js`, `.css`, `.png`, etc.)
+- The URL does not end with a static asset extension (`.js`, `.css`, `.png`, `.woff2`, `.webp`, etc.) — matched case-insensitively
 
 Everything else passes through to your normal route handlers.
 
diff --git a/index.js b/index.js
index 8b92979..a15e0cb 100644
--- a/index.js
+++ b/index.js
@@ -32,7 +32,8 @@ internals.extensionsToIgnore = [
   '.pdf', '.doc', '.txt', '.ico', '.rss', '.zip', '.mp3', '.rar',
   '.exe', '.wmv', '.avi', '.ppt', '.mpg', '.mpeg', '.tif', '.wav',
   '.mov', '.psd', '.ai', '.xls', '.mp4', '.m4a', '.swf', '.dat',
-  '.dmg', '.iso', '.flv', '.m4v', '.torrent', '.ttf', '.woff', '.svg'
+  '.dmg', '.iso', '.flv', '.m4v', '.torrent', '.ttf', '.woff', '.svg',
+  '.woff2', '.otf', '.eot', '.webp', '.avif', '.webmanifest'
 ];
 
 internals.defaults = {
@@ -49,7 +50,8 @@ function isBot(userAgent) {
 }
 
 function isStaticAsset(pathname) {
-  return internals.extensionsToIgnore.some((ext) => pathname.endsWith(ext));
+  const lowerPathname = pathname.toLowerCase();
+  return internals.extensionsToIgnore.some((ext) => lowerPathname.endsWith(ext));
 }
 
 function shouldPrerender(request) {
diff --git a/test/contract.test.js b/test/contract.test.js
index cb58e78..a9e4213 100644
--- a/test/contract.test.js
+++ b/test/contract.test.js
@@ -47,6 +47,8 @@ async function createServer(options = {}) {
   await server.register({ plugin, options: { serviceUrl: `${MOCK_URL}/`, token: TOKEN, ...options } });
   server.route({ method: 'GET', path: '/', handler: () => 'original' });
   server.route({ method: 'GET', path: '/styles.css', handler: () => 'body{}' });
+  server.route({ method: 'GET', path: '/fonts/inter.woff2', handler: () => 'font-bytes' });
+  server.route({ method: 'GET', path: '/STYLES.CSS', handler: () => 'BODY{}' });
   server.route({ method: 'GET', path: '/blog/{slug}', handler: () => 'original' });
   await server.initialize();
   return server;
@@ -108,6 +110,22 @@ test('static asset with bot UA emits no outgoing request', async () => {
   assert.equal(recorded.length, 0);
 });
 
+test('font asset with bot UA emits no outgoing request', async () => {
+  const server = await createServer();
+  await server.inject({ method: 'GET', url: '/fonts/inter.woff2', headers: { 'user-agent': BOT_UA } });
+
+  const recorded = await getRecorded();
+  assert.equal(recorded.length, 0);
+});
+
+test('uppercase static asset with bot UA emits no outgoing request', async () => {
+  const server = await createServer();
+  await server.inject({ method: 'GET', url: '/STYLES.CSS', headers: { 'user-agent': BOT_UA } });
+
+  const recorded = await getRecorded();
+  assert.equal(recorded.length, 0);
+});
+
 test('X-Prerender-Token header is omitted when token is not configured', async () => {
   const server = await createServer({ token: null });
   await server.inject({ method: 'GET', url: '/', headers: { 'user-agent': BOT_UA } });
diff --git a/test/smoke.test.js b/test/smoke.test.js
index bcb4ee4..5a201a0 100644
--- a/test/smoke.test.js
+++ b/test/smoke.test.js
@@ -29,6 +29,8 @@ async function createServer(options = {}) {
   await server.register({ plugin, options });
   server.route({ method: 'GET', path: '/', handler: () => 'original' });
   server.route({ method: 'GET', path: '/style.css', handler: () => 'body{}' });
+  server.route({ method: 'GET', path: '/fonts/inter.woff2', handler: () => 'font-bytes' });
+  server.route({ method: 'GET', path: '/STYLES.CSS', handler: () => 'BODY{}' });
   await server.initialize();
   return server;
 }
@@ -64,6 +66,22 @@ test('static asset with bot UA is not prerendered', async () => {
   assert.equal(res.payload, 'body{}');
 });
 
+test('font asset with bot UA is not prerendered', async () => {
+  mockFetch(200, PRERENDERED_HTML);
+  const server = await createServer();
+  const res = await server.inject({ method: 'GET', url: '/fonts/inter.woff2', headers: { 'user-agent': BOT_UA } });
+  assert.equal(res.statusCode, 200);
+  assert.equal(res.payload, 'font-bytes');
+});
+
+test('uppercase static asset with bot UA is not prerendered', async () => {
+  mockFetch(200, PRERENDERED_HTML);
+  const server = await createServer();
+  const res = await server.inject({ method: 'GET', url: '/STYLES.CSS', headers: { 'user-agent': BOT_UA } });
+  assert.equal(res.statusCode, 200);
+  assert.equal(res.payload, 'BODY{}');
+});
+
 test('_escaped_fragment_ query triggers prerender for any user agent', async () => {
   mockFetch(200, PRERENDERED_HTML);
   const server = await createServer({ token: 'test-token' });