diff --git a/ui/src/index.scss b/ui/src/index.scss
index fb1e06a79..8a6950e2f 100644
--- a/ui/src/index.scss
+++ b/ui/src/index.scss
@@ -281,7 +281,7 @@ img[src=''] {
     }
   }
   pre {
-    background-color: var(--bs-gray-100);
+    background-color: var(--bs-secondary-bg);
     border-radius: 0.25rem;
     padding: 1rem;
     max-height: 38rem;