diff --git a/Casks/easymcp-desktop.rb b/Casks/easymcp-desktop.rb
index e2c0c43..8511ebf 100644
--- a/Casks/easymcp-desktop.rb
+++ b/Casks/easymcp-desktop.rb
@@ -1,6 +1,6 @@
 cask "easymcp-desktop" do
   version "4.0.0"
-  sha256 :no_check
+  sha256 "1f74064b677447ae4d8c976b2ac24790ea404cdfcaf54a8a219962085c120686"
 
   url "https://github.com/Adobe-AIFoundations/easymcp/releases/download/v#{version}/EasyMCP-Desktop-#{version}-arm64.dmg",
       verified: "github.com/Adobe-AIFoundations/easymcp/"