diff --git a/src/_h5ai/client/css/inc/sidebar.less b/src/_h5ai/client/css/inc/sidebar.less
index b3dfb582..8d7b5912 100644
--- a/src/_h5ai/client/css/inc/sidebar.less
+++ b/src/_h5ai/client/css/inc/sidebar.less
@@ -73,7 +73,7 @@
         &:hover {
             background: rgba(0,0,0,0.03);
         }
-   }
+    }
 
     select {
         width: 182px;