diff --git a/pkgs/development/python-modules/explorerscript/default.nix b/pkgs/development/python-modules/explorerscript/default.nix
index 0eae37829d88..f4e7d21aeb33 100644
--- a/pkgs/development/python-modules/explorerscript/default.nix
+++ b/pkgs/development/python-modules/explorerscript/default.nix
@@ -7,7 +7,6 @@
   scikit-build-core,
   pybind11,
   ninja,
-  ruff,
   cmake,
   pytestCheckHook,
   setuptools,
@@ -20,31 +19,27 @@ buildPythonPackage rec {
 
   src = fetchFromGitHub {
     owner = "SkyTemple";
-    repo = pname;
-    rev = version;
+    repo = "explorerscript";
+    rev = "refs/tags/${version}";
     hash = "sha256-cKEceWr7XmZbuomPOmjQ32ptAjz3LZDQBWAgZEFadDY=";
     # Include a pinned antlr4 fork used as a C++ library
     fetchSubmodules = true;
   };
 
-  nativeBuildInputs = [
+  build-system = [
     setuptools
     scikit-build-core
     ninja
     cmake
-    ruff
+    pybind11
   ];
 
   # The source include some auto-generated ANTLR code that could be recompiled, but trying that resulted in a crash while decompiling unionall.ssb.
   # We thus do not rebuild them.
 
   postPatch = ''
-    substituteInPlace Makefile \
-      --replace-fail ./generate_parser_bindings.py "python3 ./generate_parser_bindings.py"
-
-    # Doesn’t detect that package for some reason
     substituteInPlace pyproject.toml \
-      --replace-fail "\"scikit-build-core<=0.9.8\"," ""
+      --replace-fail "scikit-build-core<=0.9.8" scikit-build-core
   '';
 
   dontUseCmakeConfigure = true;
@@ -53,9 +48,8 @@ buildPythonPackage rec {
     "igraph"
   ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     igraph
-    pybind11
   ];
 
   optional-dependencies.pygments = [ pygments ];
@@ -64,10 +58,10 @@ buildPythonPackage rec {
 
   pythonImportsCheck = [ "explorerscript" ];
 
-  meta = with lib; {
+  meta = {
     homepage = "https://github.com/SkyTemple/explorerscript";
     description = "Programming language + compiler/decompiler for creating scripts for Pokémon Mystery Dungeon Explorers of Sky";
-    license = licenses.mit;
-    maintainers = with maintainers; [ marius851000 ];
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ marius851000 ];
   };
 }