diff --git a/static/themes/default/css/plinth.css b/static/themes/default/css/plinth.css
index 82b6c364a..41a46c29a 100644
--- a/static/themes/default/css/plinth.css
+++ b/static/themes/default/css/plinth.css
@@ -142,8 +142,11 @@ footer license-info p{
 
 .os-icon {
     display: block;
-    width: 100%;
+    width: auto;
     height: auto;
+    max-height: 40px;
+    max-width: 40px;
+    margin: auto;
 }
 
 .shortcut-label {