diff --git a/app/assets/stylesheets/_reach-sub.scss b/app/assets/stylesheets/_reach-sub.scss
index b6a9446cf..af80a7ccf 100644
--- a/app/assets/stylesheets/_reach-sub.scss
+++ b/app/assets/stylesheets/_reach-sub.scss
@@ -25,6 +25,7 @@
   position: relative;
   overflow: unset;
   flex-basis: 0;
+  max-width: 600px;
 }
 
 [data-reach-dialog-content] .sk-modal-content,