diff --git a/static/editor.css b/static/editor.css
index be4cad72e..7f4122221 100644
--- a/static/editor.css
+++ b/static/editor.css
@@ -81,7 +81,7 @@
 .editor .selection {
   position: absolute;
   background: white;
-  opacity: .1;
+  opacity: .25;
 }
 
 .fold-placeholder {