diff --git a/css/_subject.scss b/css/_subject.scss
index f7a2cf75f7fe..5efb9b6bf069 100644
--- a/css/_subject.scss
+++ b/css/_subject.scss
@@ -41,7 +41,6 @@
     position: absolute;
     top: 0;
     height: 48px;
-    max-width: calc(100% - 24px);
 }
 
 @keyframes hideSubject {