diff --git a/netlify.toml b/netlify.toml
new file mode 100644
index 0000000..57ba3d3
--- /dev/null
+++ b/netlify.toml
@@ -0,0 +1,4 @@
+[[redirects]]
+from = ":/*"
+to = "/index.html"
+status = 200
diff --git a/vite.config.js b/vite.config.js
index b1b5f91..d74e089 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -2,6 +2,12 @@ import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
 
 // https://vitejs.dev/config/
-export default defineConfig({
+let config = {
   plugins: [react()]
-})
+};
+// this will be undefined when deployed from netlify, but is used by gh-pages
+if (process.env.GITHUB_REPOSITORY_OWNER) {
+  config.base = `https://${process.env.GITHUB_REPOSITORY_OWNER}.github.io/ome-ngff-validator/`;
+}
+
+export default defineConfig(config);