diff --git a/.github/containers/test-installation/Dockerfile b/.github/containers/test-installation/Dockerfile
index bc71d610a..4926f157b 100644
--- a/.github/containers/test-installation/Dockerfile
+++ b/.github/containers/test-installation/Dockerfile
@@ -5,7 +5,12 @@
 
 FROM --platform=${TARGETPLATFORM} python:3.11-slim
 
-RUN python -m pip install --upgrade --no-cache-dir pip
+RUN apt-get update -y && \
+    apt-get install --no-install-recommends -y \
+    git && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    python -m pip install --upgrade --no-cache-dir pip
 
 COPY dist dist
 RUN pip install dist/*.whl && \
diff --git a/pyproject.toml b/pyproject.toml
index 28da8fa3a..63a85a4af 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@
 requires = [
   "setuptools == 69.0.3",
   "setuptools_scm[toml] == 8.0.4",
-  "frequenz-repo-config[lib] == 0.7.4",
+  "frequenz-repo-config[lib] == 0.9.1",
 ]
 build-backend = "setuptools.build_meta"
 
@@ -55,47 +55,47 @@ dev-flake8 = [
   "flake8 == 7.0.0",
   "flake8-docstrings == 1.7.0",
   "flake8-pyproject == 1.2.3",  # For reading the flake8 config from pyproject.toml
-  "pydoclint == 0.3.8",
+  "pydoclint == 0.4.1",
   "pydocstyle == 6.3.0",
 ]
-dev-examples = ["polars == 0.20.2"]
-dev-formatting = ["black == 24.1.1", "isort == 5.13.2"]
+dev-examples = ["polars == 0.20.18"]
+dev-formatting = ["black == 24.3.0", "isort == 5.13.2"]
 dev-mkdocs = [
-  "black == 24.1.1",
-  "Markdown==3.5.1",
+  "black == 24.3.0",
+  "Markdown==3.6",
   "mike == 2.0.0",
   "mkdocs-gen-files == 0.5.0",
   "mkdocs-literate-nav == 0.6.1",
   "mkdocs-macros-plugin == 1.0.5",
-  "mkdocs-material == 9.5.3",
-  "mkdocstrings[python] == 0.24.0",
-  "frequenz-repo-config[lib] == 0.7.4",
+  "mkdocs-material == 9.5.16",
+  "mkdocstrings[python] == 0.24.1",
+  "frequenz-repo-config[lib] == 0.9.1",
 ]
 dev-mypy = [
-  "mypy == 1.8.0",
+  "mypy == 1.9.0",
   "grpc-stubs == 1.24.12",               # This dependency introduces breaking changes in patch releases
-  "types-Markdown == 3.5.0.20240129",
+  "types-Markdown == 3.6.0.20240316",
   "types-protobuf == 4.24.0.20240129",
-  "types-setuptools == 69.0.0.20240125",
+  "types-setuptools == 69.2.0.20240317",
   # For checking the noxfile, docs/ script, and tests
   "frequenz-sdk[dev-mkdocs,dev-noxfile,dev-pytest]",
 ]
-dev-noxfile = ["nox == 2023.4.22", "frequenz-repo-config[lib] == 0.7.4"]
+dev-noxfile = ["nox == 2023.4.22", "frequenz-repo-config[lib] == 0.9.1"]
 dev-pylint = [
-  "pylint == 3.0.3",
+  "pylint == 3.1.0",
   # For checking the noxfile, docs/ script, and tests
   "frequenz-sdk[dev-mkdocs,dev-noxfile,dev-pytest]",
 ]
 dev-pytest = [
-  "pytest == 7.4.4",
-  "frequenz-repo-config[extra-lint-examples] == 0.7.4",
-  "pytest-mock == 3.12.0",
-  "pytest-asyncio == 0.23.3",
+  "pytest == 8.1.1",
+  "frequenz-repo-config[extra-lint-examples] == 0.9.1",
+  "pytest-mock == 3.14.0",
+  "pytest-asyncio == 0.23.6",
   "time-machine == 2.12.0",
-  "async-solipsism == 0.5",
+  "async-solipsism == 0.6",
   # For checking docstring code examples
   "frequenz-sdk[dev-examples]",
-  "hypothesis == 6.92.1",
+  "hypothesis == 6.100.0",
 ]
 dev = [
   "frequenz-sdk[dev-mkdocs,dev-flake8,dev-formatting,dev-mkdocs,dev-mypy,dev-noxfile,dev-pylint,dev-pytest]",
@@ -144,6 +144,7 @@ min-similarity-lines = 40
 [tool.pylint.messages_control]
 disable = [
   "too-few-public-methods",
+  "too-many-return-statements",
   # disabled because it conflicts with isort
   "wrong-import-order",
   "ungrouped-imports",
@@ -151,6 +152,8 @@ disable = [
   # it is a type-check, for which we already have mypy.
   "unsubscriptable-object",
   # Checked by flake8
+  "redefined-outer-name",
+  "unused-import",
   "line-too-long",
   "redefined-outer-name",
   "unnecessary-lambda-assignment",
@@ -191,8 +194,6 @@ module = [
   # The available stubs packages are outdated or incomplete (WIP/experimental):
   # https://github.com/frequenz-floss/frequenz-sdk-python/issues/430
   "networkx",
-  "sybil",
-  "sybil.*",
 ]
 ignore_missing_imports = true
 
diff --git a/src/frequenz/sdk/actor/power_distributing/_component_managers/_ev_charger_manager/_ev_charger_manager.py b/src/frequenz/sdk/actor/power_distributing/_component_managers/_ev_charger_manager/_ev_charger_manager.py
index 9fa1c75a0..c5dcf2e9f 100644
--- a/src/frequenz/sdk/actor/power_distributing/_component_managers/_ev_charger_manager/_ev_charger_manager.py
+++ b/src/frequenz/sdk/actor/power_distributing/_component_managers/_ev_charger_manager/_ev_charger_manager.py
@@ -389,8 +389,7 @@ def _deallocate_unused_power(self, to_deallocate: Power) -> dict[int, Power]:
             ev_to_deallocate = evc.last_allocation - evc.power
             if ev_to_deallocate <= Power.zero():
                 continue
-            if ev_to_deallocate >= to_deallocate - deallocated_power:
-                ev_to_deallocate = to_deallocate - deallocated_power
+            ev_to_deallocate = min(ev_to_deallocate, to_deallocate - deallocated_power)
             tgt_power = evc.last_allocation - ev_to_deallocate
             if tgt_power < min_power:
                 tgt_power = Power.zero()