diff --git a/docs/assets/styles/docs-dark.css b/docs/assets/styles/docs-dark.css
index bab51b611..d1e84015e 100644
--- a/docs/assets/styles/docs-dark.css
+++ b/docs/assets/styles/docs-dark.css
@@ -92,7 +92,8 @@
 }
 
 /* Code blocks */
-.sl-theme-dark .markdown-section pre {
+.sl-theme-dark .markdown-section pre,
+.sl-theme-dark .code-block__source  {
   background-color: hsl(var(--sl-color-gray-hue), var(--sl-color-gray-saturation), 13%);
 }