diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 3cd4b3b..6aa5bc6 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout source
-        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
+        uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4
 
       - name: Cache tox
         uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index cfa1578..e0a8e66 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.6.5
+    rev: v0.6.8
     hooks:
       - id: ruff
       - id: ruff-format
diff --git a/pyproject.toml b/pyproject.toml
index f77e297..54dd4c9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ dependencies = [
     "hoa-tools @ git+https://github.com/HumanOrganAtlas/hoa-tools.git@main",
     "matplotlib==3.9.2",
     "numpy==2.1.1",
-    "psutil==5.9.8",
+    "psutil==6.0.0",
     "scikit-image==0.24.0",
     "simpleitk==2.4.0",
     "zarr==2.18.2",
@@ -58,7 +58,7 @@ test = [
     "pooch",
     "pytest",
     "pytest-cov",
-    "tifffile==2024.1.30",
+    "tifffile==2024.9.20",
 ]
 
 [tool.coverage]