diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index bd34319c..2dda76b7 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: v0.8.6
+    rev: v0.9.4
     hooks:
       - id: ruff
         args: [ --fix ]
diff --git a/jax_galsim/position.py b/jax_galsim/position.py
index 4b5f0ad7..0b8271a3 100644
--- a/jax_galsim/position.py
+++ b/jax_galsim/position.py
@@ -15,7 +15,7 @@
 class Position(object):
     def __init__(self):
         raise NotImplementedError(
-            "Cannot instantiate the base class.  " "Use either PositionD or PositionI."
+            "Cannot instantiate the base class.  Use either PositionD or PositionI."
         )
 
     def _parse_args(self, *args, **kwargs):