diff --git a/action/pdf_gamutable.php b/action/pdf_gamutable.php
index 3233d95..2a91027 100644
--- a/action/pdf_gamutable.php
+++ b/action/pdf_gamutable.php
@@ -28,7 +28,10 @@ function action_pdf_gamutable_dist() {
 	}
 
 	if (find_in_path('gamutable_pdf/' . $fichierpdf . '.html')) {
-		$set = ['arg' => $arg];
+		$set = [
+			'arg' => $arg,
+			'lang' => $GLOBALS['meta']['langue_site'] ?? 'fr'
+		];
 		if (!empty($Tcles)) {
 			$set = array_merge($set,  ['Tids' => $Tcles]);
 		}