diff --git a/src/cmd/server/handler/testdata/dark.css b/src/cmd/server/handler/public/dark.css
similarity index 100%
rename from src/cmd/server/handler/testdata/dark.css
rename to src/cmd/server/handler/public/dark.css
diff --git a/src/cmd/server/handler/testdata/index.tmpl b/src/cmd/server/handler/public/index.tmpl
similarity index 100%
rename from src/cmd/server/handler/testdata/index.tmpl
rename to src/cmd/server/handler/public/index.tmpl
diff --git a/src/cmd/server/handler/ui.go b/src/cmd/server/handler/ui.go
index 35fcfac..5e70b40 100644
--- a/src/cmd/server/handler/ui.go
+++ b/src/cmd/server/handler/ui.go
@@ -17,17 +17,17 @@ import (
 	_ "embed"
 )
 
-//go:embed testdata/index.tmpl
+//go:embed public/index.tmpl
 var embeddedIndexTMPL string
 
-//go:embed testdata/*
+//go:embed public/*
 var embeddedDir embed.FS
 
 var dir = func() string {
 	if v := os.Getenv("UI_D"); v != "" {
 		return v
 	}
-	return "./src/cmd/server/handler/testdata"
+	return "./src/cmd/server/handler/public"
 }()
 
 func (h Handler) ui(w http.ResponseWriter, r *http.Request) error {
@@ -37,7 +37,7 @@ func (h Handler) ui(w http.ResponseWriter, r *http.Request) error {
 
 	w.Header().Set("Cache-Control", "max-age=2592000")
 	fs := http.FileServer(http.FS(embeddedDir))
-	r.URL.Path = fmt.Sprintf("/testdata/%s", strings.TrimPrefix(r.URL.Path, "/experimental/ui"))
+	r.URL.Path = fmt.Sprintf("/public/%s", strings.TrimPrefix(r.URL.Path, "/experimental/ui"))
 	fs.ServeHTTP(w, r)
 	return nil
 }