diff --git a/htdocs/core/lib/website2.lib.php b/htdocs/core/lib/website2.lib.php
index 866b6413b71..bf6e7f1ddf6 100644
--- a/htdocs/core/lib/website2.lib.php
+++ b/htdocs/core/lib/website2.lib.php
@@ -116,7 +116,7 @@ function dolSavePageContent($filetpl, Website $object, WebsitePage $objectpage)
 	dol_delete_file($filetpl);
 
 	$shortlangcode = '';
-	if ($objectpage->lang) $shortlangcode = preg_replace('/[_-].*$/', '', $objectpage->lang); // en_US or en-US -> en
+	if ($objectpage->lang) $shortlangcode = substr($objectpage->lang, 0, 2); // en_US or en-US -> en
 
 	$tplcontent = '';
 	$tplcontent .= "<?php // BEGIN PHP\n";
@@ -147,8 +147,10 @@ function dolSavePageContent($filetpl, Website $object, WebsitePage $objectpage)
 	$tplcontent .= '<meta name="dolibarr:pageid" content="'.dol_string_nohtmltag($objectpage->id).'" />'."\n";
 	// Add translation reference (main language)
 	if ($object->isMultiLang()) {
+
 		// Add myself
-		$tplcontent .= '<link rel="alternate" hreflang="'.$shortlangcode.'" href="'.($object->fk_default_home == $objectpage->id ? '/' : '/'.$shortlangcode.'/'.$objectpage->pageurl.'.php').'" />'."\n";
+		$tplcontent .= '<link rel="alternate" hreflang="'.$shortlangcode.'" href="'.($object->fk_default_home == $objectpage->id ? '/' : ($shortlangcode != substr($object->lang, 0, 2) ? '/'.$shortlangcode : '').'/'.$objectpage->pageurl.'.php').'" />'."\n";
+
 		// Add page "translation of"
 		$translationof = $objectpage->fk_page;
 		if ($translationof) {