diff --git a/lib/rdoc/generator/template/darkfish/css/rdoc.css b/lib/rdoc/generator/template/darkfish/css/rdoc.css
index 7171fd7895..169a6331e9 100644
--- a/lib/rdoc/generator/template/darkfish/css/rdoc.css
+++ b/lib/rdoc/generator/template/darkfish/css/rdoc.css
@@ -223,6 +223,7 @@ nav a:hover {
   position: fixed;
   top: 10px;
   left: 20px;
+  cursor: pointer;
 }
 
 #navigation-toggle[aria-expanded="true"] {