diff --git a/examples/with-strict-csp/middleware.js b/examples/with-strict-csp/middleware.js
index 407d2f0267829..875321f9febf2 100644
--- a/examples/with-strict-csp/middleware.js
+++ b/examples/with-strict-csp/middleware.js
@@ -4,7 +4,9 @@ export function middleware(request) {
   const nonce = Buffer.from(crypto.randomUUID()).toString("base64");
   const cspHeader = `
     default-src 'self';
-    script-src 'self' 'nonce-${nonce}' 'strict-dynamic';
+    script-src 'self' 'nonce-${nonce}' 'strict-dynamic' https: http: 'unsafe-inline' ${
+    process.env.NODE_ENV === "production" ? "" : `'unsafe-eval'`
+  };
     style-src 'self' 'nonce-${nonce}';
     img-src 'self' blob: data:;
     font-src 'self';