diff --git a/theme/style.less b/theme/style.less
index 008df4ff..57bfbdbf 100644
--- a/theme/style.less
+++ b/theme/style.less
@@ -129,6 +129,10 @@ span.blocklyTreeLabel {
     #filelist {
         background: transparent !important;
     }
+    div.blocklyTreeRow {
+        padding-top: 0.25rem;
+        height: 2.4rem;
+    }
 }
 
 /* Tablet */