diff --git a/web_src/css/base.css b/web_src/css/base.css
index 58a5723cb5..fc493bcdda 100644
--- a/web_src/css/base.css
+++ b/web_src/css/base.css
@@ -435,6 +435,10 @@ a.label,
   box-shadow: 1px 1px 0 0 var(--color-secondary);
 }
 
+.ui.modal .actions {
+  border-radius: 0 0 var(--border-radius) var(--border-radius);
+}
+
 .ui.comments .comment .text {
   margin: 0;
 }