diff --git a/app/assets/stylesheets/desktop/topic-post.scss b/app/assets/stylesheets/desktop/topic-post.scss
index fb7f0ac4beb..e582d11b4cb 100644
--- a/app/assets/stylesheets/desktop/topic-post.scss
+++ b/app/assets/stylesheets/desktop/topic-post.scss
@@ -536,7 +536,6 @@ video {
 
   .topic-header-extra {
     margin: 0 0 0 5px;
-    flex: 1 1 90%;
   }
 }
 
@@ -558,6 +557,7 @@ video {
   h1 {
     line-height: $line-height-medium;
     margin: 0;
+    width: 100%;
   }
 }
 
diff --git a/app/assets/stylesheets/desktop/topic.scss b/app/assets/stylesheets/desktop/topic.scss
index 6f0e876dfb5..0d6db3227a5 100644
--- a/app/assets/stylesheets/desktop/topic.scss
+++ b/app/assets/stylesheets/desktop/topic.scss
@@ -28,6 +28,7 @@
     font-size: $font-up-4;
     line-height: $line-height-medium;
     overflow: hidden;
+    width: 100%;    
     a {color: $primary;}
   }
   .topic-statuses {