diff --git a/pkgs/frappix/default-thai-company.nix b/pkgs/frappix/default-thai-company.nix
index 233c4988..2f3ef3d4 100644
--- a/pkgs/frappix/default-thai-company.nix
+++ b/pkgs/frappix/default-thai-company.nix
@@ -11,8 +11,8 @@ let
     domain = "git.b4l.co.th";
     owner = "newedge";
     repo = "default_thai_company";
-    rev = "6dd557ee970c6966b74593b32eae70eb2a55c601";
-    sha256 = "sha256-PUuQ3ElbjSGV5ApGT2uMVbORB8Pk2/IMe6M6xNLWxK0=";
+    rev = "b4c7274dce7ad6eaa486391b0a8d3e29f6da848f";
+    sha256 = "sha256-8yb9ntayP9zpboydtOWzeAQOK27v6fydVIOTrWCuvFY=";
   };
 in
 buildPythonPackage (finalAttrs: {