diff --git a/config.toml b/config.toml
index 5a11dd85..af8303d8 100644
--- a/config.toml
+++ b/config.toml
@@ -1,9 +1,9 @@
 baseURL = "https://thorium.edrlab.org/"
 title = "Thorium Reader"
 # Language settings
-contentDir = "content/en"
-defaultContentLanguage = "en"
-defaultContentLanguageInSubdir = true
+# contentDir = "content/en"
+# defaultContentLanguage = "en"
+# defaultContentLanguageInSubdir = true
 # Useful when translating.
 enableMissingTranslationPlaceholders = true
 
@@ -62,6 +62,7 @@ blog = "/:section/:year/:month/:day/:slug/"
 title = "Thorium Reader"
 description = "The Reading Experience"
 languageName ="English"
+contentDir = "content/en"
 # Weight used for sorting.
 weight = 1
 [languages.fr]
diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index da765c12..f4939eab 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -71,4 +71,22 @@
     g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s);
   })();
 </script>
-<!-- End Matomo Code -->
\ No newline at end of file
+<!-- End Matomo Code -->
+
+<script>
+  const params = new URLSearchParams(window.location.search);
+  const lang = params.get('lang');
+
+  if (lang) {
+    // Vérifiez si la langue est supportée
+    const supportedLanguages = ['en', 'fr', 'es'];
+    if (supportedLanguages.includes(lang)) {
+      const currentPath = window.location.pathname;
+      // Redirige vers le chemin correspondant à la langue
+      const newPath = `/${lang}${currentPath}`;
+      if (!window.location.pathname.startsWith(`/${lang}`)) {
+        window.location.href = newPath;
+      }
+    }
+  }
+</script>
\ No newline at end of file