diff --git a/emhttp/plugins/dynamix.vm.manager/templates/Custom.form.php b/emhttp/plugins/dynamix.vm.manager/templates/Custom.form.php
index a360d8954..a0449ef80 100644
--- a/emhttp/plugins/dynamix.vm.manager/templates/Custom.form.php
+++ b/emhttp/plugins/dynamix.vm.manager/templates/Custom.form.php
@@ -2079,7 +2079,7 @@ $(function() {
 			if (audio && !sound.includes(audio)) form.append('<input type="hidden" name="pci[]" value="'+audio+'#remove">');
 		});
 		<?endif?>
-		var postdata = form.find('input,select,textarea[name="qemucmdline"').serialize().replace(/'/g,"%27");
+		var postdata = form.find('input,select,textarea[name="qemucmdline"]').serialize().replace(/'/g,"%27");
 		<?if (!$boolNew):?>
 		// keep checkbox visually unchecked
 		form.find('input[name="usb[]"],input[name="usbopt[]"],input[name="pci[]"]').each(function(){