diff --git a/fetch-proxy/greet.py b/fetch-proxy/greet.py
--- a/fetch-proxy/greet.py
+++ b/fetch-proxy/greet.py
@@ -1,4 +1,6 @@
 """Lab greeting for fetch-proxy. Synthetic."""
 
+from markupsafe import Markup
+
 def greet(name):
-    return name
+    return Markup("<h1>Hello " + name + "</h1>")