diff --git a/src/main.go b/src/main.go
index 6abff75..06345de 100644
--- a/src/main.go
+++ b/src/main.go
@@ -51,7 +51,11 @@ func defaultHandler(tmpl *template.Template) http.HandlerFunc {
 			Hostname: hostname,
 		}
 
-		w.WriteHeader(200)
+		w.WriteHeader(http.StatusNotFound)
+		w.Header().Set("Cache-Control", "no-store, no-cache, must-revalidate, proxy-revalidate")
+		w.Header().Set("Expires", "0")
+		w.Header().Set("Pragma", "no-cache")
+
 		if err := tmpl.ExecuteTemplate(w, "default.html", data); err != nil {
 			log.Printf("Template execution error: %v", err)
 		}
@@ -68,6 +72,7 @@ func maintenanceHandler(tmpl *template.Template) http.HandlerFunc {
 
 		w.WriteHeader(http.StatusServiceUnavailable)
 		w.Header().Set("Retry-After", "43200")
+		w.Header().Set("Cache-Control", "no-store, no-cache, must-revalidate, proxy-revalidate")
 		if err := tmpl.ExecuteTemplate(w, "maintenance.html", data); err != nil {
 			log.Printf("Template execution error: %v", err)
 		}
@@ -115,6 +120,7 @@ func errorHandler(tmpl *template.Template) http.HandlerFunc {
 		}
 
 		w.WriteHeader(data.StatusCode)
+		w.Header().Set("Cache-Control", "no-store, no-cache, must-revalidate, proxy-revalidate")
 		err := tmpl.ExecuteTemplate(w, "error.html", data)
 		if err != nil {
 			log.Printf("Template Execution Error: %v", err)