diff --git a/src/Symfony/Bundle/TwigBundle/Resources/views/exception.css.twig b/src/Symfony/Bundle/TwigBundle/Resources/views/exception.css.twig
index 8c1f9af2a0..b7eb560002 100644
--- a/src/Symfony/Bundle/TwigBundle/Resources/views/exception.css.twig
+++ b/src/Symfony/Bundle/TwigBundle/Resources/views/exception.css.twig
@@ -28,6 +28,7 @@
     --shadow: 0px 0px 1px rgba(128, 128, 128, .2);
     --border: 1px solid #e0e0e0;
     --background-error: var(--color-error);
+    --trace-selected-background: #F7E5A1;
     --highlight-comment: #969896;
     --highlight-default: #222222;
     --highlight-keyword: #a71d5d;