diff --git a/.github/workflows/markdown-code-runner.yml b/.github/workflows/markdown-code-runner.yml
index 24fd47a..1a09d18 100644
--- a/.github/workflows/markdown-code-runner.yml
+++ b/.github/workflows/markdown-code-runner.yml
@@ -19,27 +19,26 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.x'
+          python-version: "3.x"
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
 
       - name: Install markdown-code-runner
         run: |
-          python -m pip install --upgrade pip
-          pip install .
+          uv venv
+          uv pip install .
 
       # Install dependencies you're using in your README.md
       - name: Install other Python dependencies
         run: |
-          pip install pandas tabulate pytest matplotlib requests
+          uv pip install pandas tabulate pytest matplotlib requests
 
       # Rust is only needed for an example in our README.md
-      - name: Set up Rust
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          profile: minimal
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
 
       - name: Run update-readme.py
-        run: markdown-code-runner --verbose README.md
+        run: uv run markdown-code-runner --verbose README.md
 
       - name: Commit updated README.md
         id: commit
diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 5ca3a2a..d368437 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -8,7 +8,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
       - uses: actions/checkout@v4
@@ -16,10 +16,9 @@ jobs:
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
       - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install -e ".[test]"
-          pip install pytest
+        run: uv sync --all-extras
       - name: Run pytest
-        run: pytest
+        run: uv run pytest
diff --git a/README.md b/README.md
index 8a3b4eb..f044ad1 100644
--- a/README.md
+++ b/README.md
@@ -266,27 +266,26 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: '3.x'
+          python-version: "3.x"
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
 
       - name: Install markdown-code-runner
         run: |
-          python -m pip install --upgrade pip
-          pip install markdown-code-runner
+          uv venv
+          uv pip install markdown-code-runner
 
       # Install dependencies you're using in your README.md
       - name: Install other Python dependencies
         run: |
-          pip install pandas tabulate pytest matplotlib requests
+          uv pip install pandas tabulate pytest matplotlib requests
 
       # Rust is only needed for an example in our README.md
-      - name: Set up Rust
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          profile: minimal
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
 
       - name: Run update-readme.py
-        run: markdown-code-runner --verbose README.md
+        run: uv run markdown-code-runner --verbose README.md
 
       - name: Commit updated README.md
         id: commit
@@ -339,15 +338,14 @@ usage: markdown-code-runner [-h] [-o OUTPUT] [-d] [-v] input
 Automatically update Markdown files with code block output.
 
 positional arguments:
-  input                 Path to the input Markdown file.
+  input                Path to the input Markdown file.
 
 options:
-  -h, --help            show this help message and exit
-  -o OUTPUT, --output OUTPUT
-                        Path to the output Markdown file. (default: overwrite
-                        input file)
-  -d, --verbose         Enable debugging mode (default: False)
-  -v, --version         show program's version number and exit
+  -h, --help           show this help message and exit
+  -o, --output OUTPUT  Path to the output Markdown file. (default: overwrite
+                       input file)
+  -d, --verbose        Enable debugging mode (default: False)
+  -v, --version        show program's version number and exit
 ```
 
 <!-- OUTPUT:END -->