diff --git a/.github/workflows/benchmarks.yaml b/.github/workflows/benchmarks.yaml
index 3ad56865..96e7e4c8 100644
--- a/.github/workflows/benchmarks.yaml
+++ b/.github/workflows/benchmarks.yaml
@@ -24,7 +24,7 @@ jobs:
         codspeed-mode: ["simulation", "walltime"]
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
           submodules: recursive
@@ -38,8 +38,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install pytest pytest-codspeed
-          python -m pip install .
+          python -m pip install .[dev]
 
       - name: Run benchmarks
         uses: CodSpeedHQ/action@v4
diff --git a/.github/workflows/python_package.yaml b/.github/workflows/python_package.yaml
index b476886e..771dcf0a 100644
--- a/.github/workflows/python_package.yaml
+++ b/.github/workflows/python_package.yaml
@@ -26,7 +26,7 @@ jobs:
       NUM_SPLITS: 6
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
           submodules: recursive
@@ -43,7 +43,7 @@ jobs:
           python -m pip install .[dev]
 
       - name: Restore test durations
-        uses: actions/cache/restore@cdf6c1fa76f9f475f3d7449005a359c84ca0f306  # v5.0.3
+        uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9  # v6.1.0
         with:
           path: .test_durations
           key: test-durations-${{ github.ref }}-${{ github.sha }}
@@ -108,7 +108,7 @@ jobs:
           jq 'reduce inputs as $i (.; . + $i)' test-durations-*/.test_durations.* > .test_durations
 
       - name: Save test durations
-        uses: actions/cache/save@v5
+        uses: actions/cache/save@v6
         with:
           path: .test_durations
           key: test-durations-${{ github.ref }}-${{ github.sha }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 483c77cd..96bf4ace 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-python@v6
         with:
diff --git a/pyproject.toml b/pyproject.toml
index e5f30f73..63b32916 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ readme          = "README.md"
 dependencies    = ["numpy >=1.18.0", "galsim >=2.7.0", "jax >=0.6.0", "astropy >=2.0", "quadax", "equinox"]
 
 [project.optional-dependencies]
-dev  = ["pytest", "pytest-codspeed", "pytest-randomly", "pytest-split", "pytest-retry", "pytest-xdist"]
+dev  = ["pytest==8.*", "pytest-codspeed", "pytest-randomly", "pytest-split", "pytest-retry", "pytest-xdist"]
 docs = ["sphinx>=7.0", "furo>=2024.1.29", "sphinx-design>=0.5", "sphinx-copybutton"]
 
 [project.urls]