diff --git a/app/assets/stylesheets/desktop/topic-post.scss b/app/assets/stylesheets/desktop/topic-post.scss
index e582d11b4cb..49fb1f8491c 100644
--- a/app/assets/stylesheets/desktop/topic-post.scss
+++ b/app/assets/stylesheets/desktop/topic-post.scss
@@ -545,6 +545,7 @@ video {
     margin: 5px 0 0 0;
     font-size: $font-up-3;
     line-height: $line-height-large;
+    width: 100%;
   }
 
   .topic-statuses {