diff --git a/Dockerfile b/Dockerfile
index 0815c1d5..4951b6ab 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,17 +1,20 @@
-FROM python:3.10.2-buster
+FROM python:3.12.4-bullseye
+
+# Work-around for https://github.com/docker/for-mac/issues/7025:
+RUN echo 'Acquire::http::Pipeline-Depth 0;\nAcquire::http::No-Cache true;\nAcquire::BrokenProxy true;\n' > /etc/apt/apt.conf.d/99fixbadproxy
 
 RUN apt-get update \
-  && apt-get -y upgrade \
-  && apt-get install -y --no-install-recommends fontconfig libjpeg62-turbo libx11-6 libxcb1 libxext6 libxrender1 xfonts-75dpi xfonts-base wget \
-  && apt-get install -y --no-install-recommends make docker.io docker-compose ghostscript \
-  && apt-get clean \
-  && rm -rf /var/lib/apt/lists/*
+    && apt-get -y upgrade \
+    && apt-get install -y --no-install-recommends fontconfig libjpeg62-turbo libx11-6 libxcb1 libxext6 libxrender1 xfonts-75dpi xfonts-base wget \
+    && apt-get install -y --no-install-recommends make docker.io docker-compose ghostscript \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
 
 ARG ARCH
 
-RUN wget --quiet https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.buster_${ARCH}.deb \
-    && dpkg -i wkhtmltox_0.12.6-1.buster_${ARCH}.deb \
-    && rm -f wkhtmltox_0.12.6-1.buster_${ARCH}.deb
+RUN wget --quiet https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6.1-2/wkhtmltox_0.12.6.1-2.bullseye_${ARCH}.deb \
+    && dpkg -i wkhtmltox_0.12.6.1-2.bullseye_${ARCH}.deb \
+    && rm -f wkhtmltox_0.12.6.1-2.bullseye_${ARCH}.deb
 
 ADD ./thirdparty/fonts/muli /usr/share/fonts/truetype/muli
 RUN fc-cache -fv
diff --git a/docker-compose.yml b/docker-compose.yml
index daaf23ae..1f0979b7 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,4 +1,3 @@
-version: '3'
 services:
   ka:
     build:
@@ -6,7 +5,7 @@ services:
       args:
         ARCH: ${ARCH:-amd64}
     environment:
-        VERSION: ${VERSION}
+      VERSION: ${VERSION:-wip}
     working_dir: /work
     volumes:
       - ./:/work
diff --git a/docs/wip/ICTU-Kwaliteitsaanpak-Checklist.xlsx b/docs/wip/ICTU-Kwaliteitsaanpak-Checklist.xlsx
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diff --git a/docs/wip/ICTU-Kwaliteitsaanpak-Samenvatting.pdf b/docs/wip/ICTU-Kwaliteitsaanpak-Samenvatting.pdf
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index e424e950..a5e0d397 100644
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diff --git a/docs/wip/ICTU-Kwaliteitsaanpak.pptx b/docs/wip/ICTU-Kwaliteitsaanpak.pptx
index a76cdd79..c5abc553 100644
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diff --git a/docs/wip/ICTU-Template-Compacte-Voorfase.docx b/docs/wip/ICTU-Template-Compacte-Voorfase.docx
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index f2d500c0..c01c98ef 100644
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diff --git a/docs/wip/ICTU-Template-Globaal-Functioneel-Ontwerp.docx b/docs/wip/ICTU-Template-Globaal-Functioneel-Ontwerp.docx
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index 9c640337..d0f53496 100644
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diff --git a/docs/wip/ICTU-Template-Plan-van-Aanpak-Realisatiefase.docx b/docs/wip/ICTU-Template-Plan-van-Aanpak-Realisatiefase.docx
index 644a9808..c1c6521a 100644
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diff --git a/docs/wip/ICTU-Template-Software-architectuurdocument.docx b/docs/wip/ICTU-Template-Software-architectuurdocument.docx
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index e61b0bea..87791e7b 100644
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diff --git a/docs/wip/Neutraal-Template-Infrastructuurarchitectuur.docx b/docs/wip/Neutraal-Template-Infrastructuurarchitectuur.docx
index 7790265a..f84d5118 100644
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diff --git a/docs/wip/Neutraal-Template-Mastertestplan.docx b/docs/wip/Neutraal-Template-Mastertestplan.docx
index fa25832e..06fc8a6c 100644
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diff --git a/docs/wip/Neutraal-Template-Niet-Functionele-Eisen.docx b/docs/wip/Neutraal-Template-Niet-Functionele-Eisen.docx
index e9e530db..4696dccb 100644
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diff --git a/pyproject.toml b/pyproject.toml
index 55ec8d78..d615d227 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,2 +1,24 @@
+[project]
+name = "ictu-kwaliteitsaanpak"
+version = "4.0.0"
+requires-python = ">=3.12"
+classifiers = [
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3.12",
+]
+dependencies = [
+    "python-docx==1.1.2",
+    "python-pptx==0.6.23",
+    "xlsxwriter==3.2.0",
+]
+optional-dependencies.dev = [
+    "black==24.4.2",
+    "coverage==7.6.0",
+    "mypy==1.11.1",
+    "pip-tools==7.4.1",
+    "pylint==3.2.6",
+    "vulture==2.11",
+]
+
 [tool.black]
 line-length = 120
diff --git a/requirements-dev.txt b/requirements-dev.txt
deleted file mode 100644
index fdd0f43f..00000000
--- a/requirements-dev.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-black==24.4.2
-coverage==7.6.0
-mypy==1.11.1
-pylint==3.2.6
-vulture==2.11
diff --git a/requirements.txt b/requirements.txt
index 47667dc4..02740920 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,22 @@
-pip==24.2
+#
+# This file is autogenerated by pip-compile with Python 3.12
+# by the following command:
+#
+#    pip-compile pyproject.toml
+#
+lxml==5.2.2
+    # via
+    #   python-docx
+    #   python-pptx
+pillow==10.4.0
+    # via python-pptx
 python-docx==1.1.2
+    # via ictu-kwaliteitsaanpak (pyproject.toml)
 python-pptx==0.6.23
-XlsxWriter==3.2.0
+    # via ictu-kwaliteitsaanpak (pyproject.toml)
+typing-extensions==4.12.2
+    # via python-docx
+xlsxwriter==3.2.0
+    # via
+    #   ictu-kwaliteitsaanpak (pyproject.toml)
+    #   python-pptx