diff --git a/build.js b/build.js
index ed58e4a..57b10cf 100644
--- a/build.js
+++ b/build.js
@@ -8,7 +8,9 @@ const entryFiles = Path.join(__dirname, "./index.html");
 const options = {
   outDir: "./dist",
   outFile: "index.html",
-  publicUrl: "/tghandbook" + process.env.SUBPATH + "/dist",
+  publicUrl: process.env.SUBPATH
+    ? "/tghandbook" + process.env.SUBPATH + "/dist"
+    : "/",
   watch: false,
   contentHash: false,
   scopeHoist: false,