diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 9b16f96..c956392 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -4,7 +4,7 @@
 
 repos:
   - repo: https://github.com/fsfe/reuse-tool
-    rev: v3.0.2
+    rev: v4.0.0
     hooks:
       - id: reuse
   - repo: https://github.com/pycqa/isort
diff --git a/.reuse/dep5 b/.reuse/dep5
deleted file mode 100644
index 6dbe0fa..0000000
--- a/.reuse/dep5
+++ /dev/null
@@ -1,8 +0,0 @@
-Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
-Upstream-Name: power-grid-model
-Upstream-Contact: Power Grid Model project <powergridmodel@lfenergy.org>
-Source: https://github.com/PowerGridModel/power-grid-model
-
-Files: ./*
-Copyright: Contributors to the Power Grid Model project <powergridmodel@lfenergy.org>
-License: MPL-2.0
diff --git a/REUSE.toml b/REUSE.toml
new file mode 100644
index 0000000..1097f0d
--- /dev/null
+++ b/REUSE.toml
@@ -0,0 +1,14 @@
+# SPDX-FileCopyrightText: Contributors to the Power Grid Model project <powergridmodel@lfenergy.org>
+#
+# SPDX-License-Identifier: MPL-2.0
+
+version = 1
+SPDX-PackageName = "power-grid-model"
+SPDX-PackageSupplier = "Power Grid Model project <powergridmodel@lfenergy.org>"
+SPDX-PackageDownloadLocation = "https://github.com/PowerGridModel/power-grid-model"
+
+[[annotations]]
+path = "./**"
+precedence = "aggregate"
+SPDX-FileCopyrightText = "Contributors to the Power Grid Model project <powergridmodel@lfenergy.org>"
+SPDX-License-Identifier = "MPL-2.0"
diff --git a/deps/power-grid-model b/deps/power-grid-model
index a05b88a..e284632 160000
--- a/deps/power-grid-model
+++ b/deps/power-grid-model
@@ -1 +1 @@
-Subproject commit a05b88a326583ecfad5bd72d5a2f99ae352d1907
+Subproject commit e284632006accd9d72ebdefca5c1cc77f1f3f1b5
diff --git a/src/power_grid_model_io_native/_core/power_grid_model_io_core.py b/src/power_grid_model_io_native/_core/power_grid_model_io_core.py
index 1e2642b..56c74ed 100644
--- a/src/power_grid_model_io_native/_core/power_grid_model_io_core.py
+++ b/src/power_grid_model_io_native/_core/power_grid_model_io_core.py
@@ -11,7 +11,7 @@
 from pathlib import Path
 from typing import Callable, Optional
 
-from power_grid_model.core.power_grid_core import CharPtr, CStr, IdxC
+from power_grid_model._core.power_grid_core import CharPtr, CStr, IdxC
 
 # functions with size_t return
 _FUNC_SIZE_T_RES = {"meta_class_size", "meta_class_alignment", "meta_attribute_offset"}