diff --git a/pkgs/think-gtcm.nix b/pkgs/think-gtcm.nix
index 1575d37..677bb12 100644
--- a/pkgs/think-gtcm.nix
+++ b/pkgs/think-gtcm.nix
@@ -14,15 +14,17 @@ php.buildComposerProject2 (finalAttrs: rec {
     hash = "sha256-GDx0+PmuCXC+UPtsvsocCZQiTPcnOZEzJI17sxrVv7Q=";
   };
 
-  # unpackPhase = ''
-  #   runHook preUnpack
-  #
-  #   mkdir "$sourceRoot"
-  #
-  #   cp -R "$src/think.greaterchiangmai.com/*" "$sourceRoot/"
-  #
-  #   runHook postUnpack
-  # '';
+  unpackPhase = ''
+    runHook preUnpack
+
+    mkdir "$sourceRoot"
+
+    cp -R "$src/think.greaterchiangmai.com/*" "$sourceRoot/"
+
+    runHook postUnpack
+  '';
+
+  buildPhase = ''exit 1'';
 
   nativeBuildInputs = [ breakpointHook ];