diff --git a/lib/Widgets/BottomSheet.vala b/lib/Widgets/BottomSheet.vala
index 985dd0b0..a469e8e4 100644
--- a/lib/Widgets/BottomSheet.vala
+++ b/lib/Widgets/BottomSheet.vala
@@ -82,6 +82,7 @@ public class He.BottomSheet : Gtk.Widget {
         cancel_button.hexpand = true;
         cancel_button.halign = Gtk.Align.END;
         cancel_button.add_css_class ("close-button");
+        cancel_button.add_css_class ("circular");
         cancel_button.set_tooltip_text (_("Cancel"));
         title_label = new Gtk.Label ("");
         title_label.add_css_class ("view-title");
@@ -193,4 +194,4 @@ public class He.BottomSheet : Gtk.Widget {
 
         sheet_bin.allocate (width, sheet_height, baseline, t);
     }
-}
\ No newline at end of file
+}