diff --git a/src/librustdoc/html/static/rustdoc.css b/src/librustdoc/html/static/rustdoc.css
index 4f287cde73b1..f20619765a9d 100644
--- a/src/librustdoc/html/static/rustdoc.css
+++ b/src/librustdoc/html/static/rustdoc.css
@@ -1346,7 +1346,7 @@ h4 > .notable-traits {
 	to prevent an overlay between the "collapse toggle" and the information tooltip.
 	However, it's not needed with smaller screen width because the doc/code block is always put
 	"one line" below. */
-	.information:first-child > .tooltip {
+	.docblock > .information:first-child > .tooltip {
 		margin-top: 16px;
 	}
 }