diff --git a/app/assets/stylesheets/common/base/topic-post.scss b/app/assets/stylesheets/common/base/topic-post.scss
index 77aa3da2d4c..fa52d3a2566 100644
--- a/app/assets/stylesheets/common/base/topic-post.scss
+++ b/app/assets/stylesheets/common/base/topic-post.scss
@@ -809,10 +809,11 @@ aside.quote {
         align-items: center;
         justify-content: center;
         box-sizing: border-box;
-        border-radius: 0 0.25em 0.25em 0;
+        border-radius: 0 var(--border-radius) var(--border-radius) 0;
         padding-top: 0;
         padding-bottom: 0;
-        height: 100%;
+        height: calc(100% + 0.25em);
+        margin-right: -4px;
       }
     }
   }