diff --git a/js/ui/workspace.js b/js/ui/workspace.js
index b618bb6..50a08e2 100644
--- a/js/ui/workspace.js
+++ b/js/ui/workspace.js
@@ -964,7 +964,7 @@ const Workspace = new Lang.Class({
 
         let scale = Math.min((width - buttonOuterWidth) / rect.width,
                              (height - buttonOuterHeight - captionHeight) / rect.height,
-                             1.0);
+                             0.7);
 
         x = Math.floor(x + (width - scale * rect.width) / 2);
 
