diff --git a/packages/wxt-demo/src/entrypoints/background.ts b/packages/wxt-demo/src/entrypoints/background.ts
index a8996acc8..096261015 100644
--- a/packages/wxt-demo/src/entrypoints/background.ts
+++ b/packages/wxt-demo/src/entrypoints/background.ts
@@ -14,12 +14,13 @@ export default defineBackground({
 
     console.log(useAppConfig());
 
-    // @ts-expect-error: should only accept entrypoints or public assets
     browser.runtime.getURL('/');
     browser.runtime.getURL('/background.js');
     browser.runtime.getURL('/icons/128.png');
     browser.runtime.getURL('/example.html#hash');
     browser.runtime.getURL('/example.html?query=param');
+    // @ts-expect-error: should only accept entrypoints or public assets
+    browser.runtime.getURL('/unknown');
     // @ts-expect-error: should only allow hashes/query params on HTML files
     browser.runtime.getURL('/icon-128.png?query=param');
 
diff --git a/packages/wxt/e2e/tests/typescript-project.test.ts b/packages/wxt/e2e/tests/typescript-project.test.ts
index 34c372af6..167e01f8b 100644
--- a/packages/wxt/e2e/tests/typescript-project.test.ts
+++ b/packages/wxt/e2e/tests/typescript-project.test.ts
@@ -48,6 +48,7 @@ describe('TypeScript Project', () => {
 
       declare module "wxt/browser" {
         export type PublicPath =
+          | "/"
           | "/options.html"
           | "/popup.html"
           | "/sandbox.html"
diff --git a/packages/wxt/src/core/generate-wxt-dir.ts b/packages/wxt/src/core/generate-wxt-dir.ts
index cf9980c7f..a96c6353f 100644
--- a/packages/wxt/src/core/generate-wxt-dir.ts
+++ b/packages/wxt/src/core/generate-wxt-dir.ts
@@ -78,6 +78,7 @@ async function getPathsDeclarationEntry(
         isHtmlEntrypoint(entry) ? '.html' : '.js',
       ),
     )
+    .concat([''])
     .concat(await getPublicFiles());
 
   await wxt.hooks.callHook('prepare:publicPaths', wxt, paths);