diff --git a/.github/workflows/reusable-python-linter.yml b/.github/workflows/reusable-python-linter.yml
index 59a2d51..20773a2 100644
--- a/.github/workflows/reusable-python-linter.yml
+++ b/.github/workflows/reusable-python-linter.yml
@@ -39,10 +39,9 @@ jobs:
         uses: rui314/setup-mold@v1
       # set up uv for faster Python package management
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
-          enable-cache: true
       - name: Run mypy
         run: uvx --with pre-commit-uv pre-commit run -a mypy
       # run check-sdist to ensure the package sdist is correct
diff --git a/.github/workflows/reusable-python-packaging.yml b/.github/workflows/reusable-python-packaging.yml
index 08980ea..16262a9 100644
--- a/.github/workflows/reusable-python-packaging.yml
+++ b/.github/workflows/reusable-python-packaging.yml
@@ -36,7 +36,7 @@ jobs:
           fetch-depth: 0
       # set up uv for faster Python package management
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
           enable-cache: true
@@ -82,10 +82,9 @@ jobs:
           fetch-depth: 0
       # set up uv for faster Python package management
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
-          enable-cache: true
       # workaround for https://github.com/pypa/setuptools-scm/issues/455
       - if: ${{ inputs.no-local-version }}
         name: Disable local version identifiers for setuptools_scm
@@ -154,7 +153,7 @@ jobs:
           override_cache_key: wheels-${{ matrix.runs-on }}
       # set up uv for faster Python package management
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
           enable-cache: ${{ matrix.runs-on != 'ubuntu-latest' }}
@@ -214,9 +213,10 @@ jobs:
           echo "CIBW_BEFORE_ALL_LINUX=/opt/python/cp311-cp311/bin/pip install z3-solver==${{ inputs.z3-version }}" >> $GITHUB_ENV
       # set up uv for faster Python package management
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
+          enable-cache: false
       # workaround for https://github.com/pypa/setuptools-scm/issues/455
       - if: ${{ inputs.no-local-version }}
         name: Disable local version identifiers for setuptools_scm
diff --git a/.github/workflows/reusable-python-tests-individual.yml b/.github/workflows/reusable-python-tests-individual.yml
index 08fd168..ebc14a5 100644
--- a/.github/workflows/reusable-python-tests-individual.yml
+++ b/.github/workflows/reusable-python-tests-individual.yml
@@ -56,10 +56,9 @@ jobs:
         uses: rui314/setup-mold@v1
       # set up uv for faster Python package management
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
-          enable-cache: true
       # run the nox session (assumes a corresponding nox session exists) with coverage
       - name: Test on 🐍 ${{ inputs.python-version }}
         run: uvx nox -s ${{ inputs.session }}-${{ inputs.python-version }} --verbose -- --cov --cov-report=xml:coverage-${{ inputs.session }}-${{ inputs.python-version }}-${{ inputs.runs-on }}.xml
diff --git a/.github/workflows/reusable-python-tests.yml b/.github/workflows/reusable-python-tests.yml
index 0c55055..ea49831 100644
--- a/.github/workflows/reusable-python-tests.yml
+++ b/.github/workflows/reusable-python-tests.yml
@@ -48,10 +48,9 @@ jobs:
         uses: rui314/setup-mold@v1
       # set up uv for faster Python package management
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@v4
+        uses: astral-sh/setup-uv@v5
         with:
           version: "latest"
-          enable-cache: true
       # set up nox for convenient testing
       - uses: wntrblm/nox@2024.10.09
       # run the nox minimums session (assumes a nox session named "minimums" exists) with coverage