diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index 02203708942378..1a2a5b939598bc 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -1976,6 +1976,7 @@ a.account__display-name {
 .columns-area--mobile {
   flex-direction: column;
   width: 100%;
+  height: 100%;
   margin: 0 auto;
 
   .column,