diff --git a/changelog.d/custom-emoji-notif-width.fix b/changelog.d/custom-emoji-notif-width.fix
new file mode 100644
index 00000000..da118f6b
--- /dev/null
+++ b/changelog.d/custom-emoji-notif-width.fix
@@ -0,0 +1 @@
+Keep aspect ratio of custom emoji reaction in notification
diff --git a/src/components/notifications/notifications.scss b/src/components/notifications/notifications.scss
index 61f7317e..5749e430 100644
--- a/src/components/notifications/notifications.scss
+++ b/src/components/notifications/notifications.scss
@@ -136,6 +136,7 @@
 
   .emoji-reaction-emoji-image {
     vertical-align: middle;
+    object-fit: contain;
   }
 
   .notification-details {