diff --git a/examples/src/app1.tsx b/examples/src/app1.tsx
index f0f7525b571..d1ad54aa4e5 100644
--- a/examples/src/app1.tsx
+++ b/examples/src/app1.tsx
@@ -1,7 +1,7 @@
 import { App } from "fresh";
 import { Doc } from "./shared.tsx";
 
-export const app1 = new App()
+export const app1: App<unknown> = new App()
   .get("/", (ctx) =>
     ctx.render(
       <Doc>
diff --git a/examples/src/app2.tsx b/examples/src/app2.tsx
index 0829c9889d8..47737aceda3 100644
--- a/examples/src/app2.tsx
+++ b/examples/src/app2.tsx
@@ -1,7 +1,7 @@
 import { App } from "fresh";
 import { Doc } from "./shared.tsx";
 
-export const app2 = new App()
+export const app2: App<unknown> = new App()
   .get("/", (ctx) =>
     ctx.render(
       <Doc>
diff --git a/examples/src/island.tsx b/examples/src/island.tsx
index 4996b99bc33..c8ca15d4fcc 100644
--- a/examples/src/island.tsx
+++ b/examples/src/island.tsx
@@ -1,6 +1,7 @@
 import { useSignal } from "@preact/signals";
+import type { JSX } from "preact";
 
-export default function DemoIsland() {
+export default function DemoIsland(): JSX.Element {
   const count = useSignal(0);
 
   return (