diff --git a/audon/audon.php b/audon/audon.php
index 91fdc50c..83dc497c 100644
--- a/audon/audon.php
+++ b/audon/audon.php
@@ -58,7 +58,7 @@ function audon_content(): string
 	$audonurl = DI::config()->get('audon', 'audonurl');
 
 	/* open the landing page in a new browser window without controls */
-	$o .= '<script>
+	$o = '<script>
 				window.open("' . $audonurl . '", "_blank", "toolbar=no,scrollbars=no,resizable=no,top=100,left=100,width=740,height=600");
 			</script>';