diff --git a/pkgs/think-gtcm.nix b/pkgs/think-gtcm.nix
index 677bb12..97a4106 100644
--- a/pkgs/think-gtcm.nix
+++ b/pkgs/think-gtcm.nix
@@ -1,5 +1,4 @@
 {
-  fetchurl,
   fetchgit,
   php,
   breakpointHook,
@@ -14,17 +13,24 @@ php.buildComposerProject2 (finalAttrs: rec {
     hash = "sha256-GDx0+PmuCXC+UPtsvsocCZQiTPcnOZEzJI17sxrVv7Q=";
   };
 
+  sourceRoot = "${src}/think.greaterchiangmai.com";
+
   unpackPhase = ''
     runHook preUnpack
 
     mkdir "$sourceRoot"
 
+    ls $sourceRoot
+    echo "=================="
+
     cp -R "$src/think.greaterchiangmai.com/*" "$sourceRoot/"
 
     runHook postUnpack
   '';
 
-  buildPhase = ''exit 1'';
+  buildPhase = ''
+    exit 1
+  '';
 
   nativeBuildInputs = [ breakpointHook ];