diff --git a/themes/tiddlywiki/vanilla/sidebar-resizer.tid b/themes/tiddlywiki/vanilla/sidebar-resizer.tid
index b2f368db8..2743d4acd 100644
--- a/themes/tiddlywiki/vanilla/sidebar-resizer.tid
+++ b/themes/tiddlywiki/vanilla/sidebar-resizer.tid
@@ -51,7 +51,7 @@ code-body: yes
 		width: 22px;
 		z-index: 1;
 		transition: opacity 100ms;
-		opacity: 0;
+		opacity: 0.1;
 		cursor: ew-resize;
 		background: linear-gradient(<<colour muted-foreground>>, <<colour muted-foreground>>) no-repeat center/2px 100%;
 	}