diff --git a/framework/core/views/app.blade.php b/framework/core/views/app.blade.php
index 0f566a9c0..fe29e42d0 100644
--- a/framework/core/views/app.blade.php
+++ b/framework/core/views/app.blade.php
@@ -41,7 +41,8 @@
             app.boot();
           @if (! $forum->attributes->debug)
           } catch (e) {
-            window.location = window.location + '?nojs=1';
+            var nojs = window.location.indexOf('?') === -1 ? '?nojs=1' : ':nojs=1';
+            window.location = window.location + nojs;
           }
           @endif
         </script>