diff --git a/src/librustdoc/html/static/rustdoc.css b/src/librustdoc/html/static/rustdoc.css
index 0493bf7c5c0f5..59704dace4d15 100644
--- a/src/librustdoc/html/static/rustdoc.css
+++ b/src/librustdoc/html/static/rustdoc.css
@@ -146,6 +146,10 @@ img {
 	max-width: 100%;
 }
 
+li {
+	position: relative;
+}
+
 .source .content {
 	margin-top: 50px;
 	max-width: none;