diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ef43c011..73e04148 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -11,7 +11,7 @@ ci:
 
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.12.2
+    rev: v0.12.7
     hooks:
       - id: ruff
         args: [ --fix ]
diff --git a/pyproject.toml b/pyproject.toml
index 58845bff..ff8a2390 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ readme = "README.md"
 dependencies = [
     "numpy >=1.18.0",
     "galsim >=2.3.0",
-    "jax",
+    "jax <0.7.0",
     "jaxlib",
     "astropy >=2.0",
     "tensorflow-probability >=0.21.0",