diff --git a/src/assets/stylesheets/extensions/pymdown/_tabbed.scss b/src/assets/stylesheets/extensions/pymdown/_tabbed.scss
index e7f0c96d8..8de422edd 100644
--- a/src/assets/stylesheets/extensions/pymdown/_tabbed.scss
+++ b/src/assets/stylesheets/extensions/pymdown/_tabbed.scss
@@ -35,6 +35,7 @@
     box-shadow: 0 px2rem(-1px) var(--md-default-fg-color--lightest);
 
     // Mirror old superfences behavior, if there's only a single code block.
+    > pre:only-child,
     > .codehilite:only-child pre,
     > .codehilitetable:only-child,
     > .highlight:only-child pre,