diff --git a/src/components/middle/message/SponsoredMessage.scss b/src/components/middle/message/SponsoredMessage.scss
index b8333960b..ba8ae43a1 100644
--- a/src/components/middle/message/SponsoredMessage.scss
+++ b/src/components/middle/message/SponsoredMessage.scss
@@ -140,5 +140,8 @@
 
   .media-inner {
     --border-bottom-left-radius: var(--border-radius-messages-small);
+    --border-bottom-right-radius: var(--border-radius-messages-small);
+    --border-top-left-radius: var(--border-radius-messages-small);
+    --border-top-right-radius: var(--border-radius-messages-small);
   }
 }