diff --git a/Casks/b/bunch.rb b/Casks/b/bunch.rb
index d8f5242256..b215447fc0 100644
--- a/Casks/b/bunch.rb
+++ b/Casks/b/bunch.rb
@@ -14,7 +14,7 @@ cask "bunch" do
   end
 
   auto_updates true
-  depends_on macos: ">= :sierra"
+  depends_on macos: ">= :big_sur"
 
   app "Bunch.app"