diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fda7450..732353c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,7 @@ env:
   JULIA_CONDAPKG_BACKEND: 'Null'
   JULIA_CI: 'true'
   NBCACHE: '.cache'
+  VENV: '.venv'
 
 jobs:
   CI:
@@ -28,19 +29,25 @@ jobs:
       uses: actions/checkout@v4
     - name: Setup Python
       uses: actions/setup-python@v5
-      id: cp
+      id: setup-python
       with:
         python-version: '3.x'
-    - name: Cache pip dependencies
+    - name: Cache virtualenv
       uses: actions/cache@v4
-      id: cache-py
-      if: ${{ contains(runner.name, 'GitHub Actions') }}
+      id: cache-venv
       with:
-        path: ${{ env.pythonLocation }}
-        key:  ${{ runner.os }}-pip-${{ steps.cp.outputs.python-version }}-${{ hashFiles('requirements.txt') }}
-    - name: Install pip dependencies if cache miss
-      if: ${{ steps.cache-py.outputs.cache-hit != 'true' }}
-      run: pip install -r requirements.txt
+        key: ${{ runner.os }}-venv-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('requirements.txt') }}
+        path: ${{ env.VENV }}
+    - name: Install Python dependencies
+      if: ${{ steps.cache-venv.outputs.cache-hit != 'true' }}
+      run: |
+        python -m venv ${{ env.VENV }}
+        source ${{ env.VENV }}/bin/activate
+        python -m pip install -r requirements.txt
+    - name: Add venv to PATH
+      run: |
+        echo "${{ env.VENV }}/bin" >> $GITHUB_PATH
+        echo "VIRTUAL_ENV=${{ env.VENV }}" >> $GITHUB_ENV
     - name: Cache executed notebooks
       uses: actions/cache@v4
       id: cache-nb
@@ -70,7 +77,7 @@ jobs:
     - name: Install Julia packages
       if: ${{ !contains(runner.name, 'GitHub Actions') || steps.cache-julia.outputs.cache-hit != 'true' }}
       env:
-        PYTHON: ${{ env.pythonLocation }}/python
+        PYTHON: ${{ steps.setup-python.outputs.python-path }}
       run: julia --color=yes instantiate.jl
     - name: Save Julia packages
       uses: actions/cache/save@v4
diff --git a/.github/workflows/linkcheck.yml b/.github/workflows/linkcheck.yml
index d1a315e..f23dcb5 100644
--- a/.github/workflows/linkcheck.yml
+++ b/.github/workflows/linkcheck.yml
@@ -19,6 +19,7 @@ jobs:
   linkcheck:
     env:
       DIR: 'docs'
+      VENV: '.venv'
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
@@ -27,11 +28,12 @@ jobs:
         uses: julia-actions/setup-julia@v1
       - name: Convert literate notebooks to ipynb files
         shell: julia --color=yes {0}
+        working-directory: ${{ env.DIR }}
         run: |
           import Pkg
           Pkg.add("Literate")
           using Literate
-          for (root, dirs, files) in walkdir("docs")
+          for (root, dirs, files) in walkdir(pwd())
             for file in files
               if endswith(file, ".jl")
                 nb = joinpath(root, file)
@@ -41,18 +43,24 @@ jobs:
           end
       - name: Setup Python
         uses: actions/setup-python@v5
-        id: cp
+        id: setup-python
         with:
           python-version: '3.x'
-      - name: Cache pip dependencies
+      - name: Cache virtualenv
         uses: actions/cache@v4
-        id: cache-py
+        id: cache-venv
         with:
-          save-always: 'true'
-          path: ${{ env.pythonLocation }}
-          key:  ${{ runner.os }}-pip-${{ steps.cp.outputs.python-version }}-${{ hashFiles('requirements.txt') }}
-      - name: Install pip dependencies if cache miss
-        if: ${{ steps.cache-py.outputs.cache-hit != 'true' }}
-        run: pip install -r requirements.txt
+          key: ${{ runner.os }}-venv-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('requirements.txt') }}
+          path: ${{ env.VENV }}
+      - name: Install Python dependencies
+        if: ${{ steps.cache-venv.outputs.cache-hit != 'true' }}
+        run: |
+          python -m venv ${{ env.VENV }}
+          source ${{ env.VENV }}/bin/activate
+          python -m pip install -r requirements.txt
+      - name: Add venv to PATH
+        run: |
+          echo "${{ env.VENV }}/bin" >> $GITHUB_PATH
+          echo "VIRTUAL_ENV=${{ env.VENV }}" >> $GITHUB_ENV
       - name: Build website
         run: jupyter-book build ${DIR} --builder linkcheck