diff --git a/cert/web.go b/cert/web.go
index e947ad9..ea931c3 100644
--- a/cert/web.go
+++ b/cert/web.go
@@ -4,6 +4,7 @@ package cert
 // This file provides the web app and registers itself via init().
 
 import (
+	"embed"
 	"html/template"
 	"net/http"
 	"strings"
@@ -11,9 +12,12 @@ import (
 	"github.com/linuxexam/goweb/router"
 )
 
+//embed resource files
+//go:embed *.html
+var webUI embed.FS
+
 var (
-	tpls = template.Must(template.ParseFiles(
-		"cert/cert.html"))
+	tpls = template.Must(template.ParseFS(webUI, "*.html"))
 )
 
 type PageCert struct {
diff --git a/router/router.go b/router/router.go
index 0d8e6dc..3744b7f 100644
--- a/router/router.go
+++ b/router/router.go
@@ -1,14 +1,17 @@
 package router
 
 import (
+	"embed"
 	"html/template"
 	"net/http"
 	"sync"
 )
 
+//go:embed router.html
+var webUI embed.FS
+
 var (
-	tpls = template.Must(template.ParseFiles(
-		"router/router.html"))
+	tpls = template.Must(template.ParseFS(webUI, "*.html"))
 )
 var (
 	appsMu sync.RWMutex