diff --git a/browser/main/global.styl b/browser/main/global.styl
index e57500f3..e4505a4e 100644
--- a/browser/main/global.styl
+++ b/browser/main/global.styl
@@ -154,5 +154,5 @@ body[data-theme="monokai"]
     color: $ui-monokai-text-color
 
 body[data-theme="default"]
-  ::-webkit-scrollbar-thumb
-    background-color rgba(255, 255, 255, 0.2)
+  .SideNav ::-webkit-scrollbar-thumb
+    background-color rgba(255, 255, 255, 0.3)