diff --git a/Casks/sfm@alpha.rb b/Casks/sfm@alpha.rb
index dae76c7..a3ce6c7 100644
--- a/Casks/sfm@alpha.rb
+++ b/Casks/sfm@alpha.rb
@@ -2,10 +2,8 @@
   arch arm: "Apple", intel: "Intel"
 
   version "1.14.0-alpha.21"
-  sha256 arm:          "acc0eb410b79e35d477f4855c84c4ae8aa995ce91fdaef7575bcf77c77f949ff",
-         intel:        "539c681ea203fa731b5aafab9b255e83786a5424e96380f9c1c7c2656e95b48a",
-         arm64_linux:  "acc0eb410b79e35d477f4855c84c4ae8aa995ce91fdaef7575bcf77c77f949ff",
-         x86_64_linux: "539c681ea203fa731b5aafab9b255e83786a5424e96380f9c1c7c2656e95b48a"
+  sha256 arm:   "acc0eb410b79e35d477f4855c84c4ae8aa995ce91fdaef7575bcf77c77f949ff",
+         intel: "539c681ea203fa731b5aafab9b255e83786a5424e96380f9c1c7c2656e95b48a"
 
   url "https://github.com/SagerNet/sing-box/releases/download/v#{version}/SFM-#{version}-#{arch}.pkg",
       verified: "github.com/SagerNet/sing-box/"