diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 27a4ee27..9618961d 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -23,19 +23,19 @@ repos:
       - id: pyupgrade
         args: ["--py38-plus"]
   - repo: https://github.com/pycqa/isort
-    rev: 5.12.0
+    rev: 5.13.2
     hooks:
       - id: isort
         name: isort (python)
         types: [file, python]
         args: ["--profile", "black", "--filter-files", "--gitignore"]
   - repo: https://github.com/psf/black
-    rev: 23.10.1
+    rev: 23.12.1
     hooks:
       - id: black
         types: [file, python]
   - repo: https://github.com/igorshubovych/markdownlint-cli
-    rev: v0.37.0
+    rev: v0.38.0
     hooks:
       - id: markdownlint
         types: [file, markdown]
diff --git a/pyproject.toml b/pyproject.toml
index fda627c5..a34afe30 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -50,7 +50,7 @@ dependencies = [
     "numpy>=1.22.0",
     "psutil>=5.9.4",
     "python-dateutil>=2.0",
-    "ray>=2.4.0",
+    "ray>=2.6.3,<2.8.0",
     "ruamel.yaml>=0.15",
     "scipy>=1.8.0",
     "sigmf @ git+https://github.com/NTIA/SigMF@multi-recording-archive",