diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ab530e5..a27e5e0 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,7 +7,7 @@ default_language_version:
 
 repos:
   - repo: https://github.com/psf/black
-    rev: 22.12.0
+    rev: 23.1.0
     hooks:
       - id: black-jupyter
 
diff --git a/tests/test_core.py b/tests/test_core.py
index 703b592..3eff9e7 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -9,7 +9,6 @@
 
 
 def test_complex_map():
-
     f = rp.geometry.Square(2.0)
 
     def transform(z):