diff --git a/app/javascript/styles/mastodon/rtl.scss b/app/javascript/styles/mastodon/rtl.scss
index 61a20013e9dcad11a232362dee35118f34284e92..49d9765a81b9a8d292288e042dada2088401621d 100644
--- a/app/javascript/styles/mastodon/rtl.scss
+++ b/app/javascript/styles/mastodon/rtl.scss
@@ -219,7 +219,7 @@ body.rtl {
     padding-right: 0;
   }
 
-  .simple_form .input-with-append .append {
+  .simple_form .label_input__append {
     right: auto;
     left: 0;