diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 60e7365c..2d2f216b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -23,7 +23,7 @@ repos:
         args: ['--fix=no']
 
   - repo: https://github.com/PyCQA/flake8
-    rev: '6.0.0'
+    rev: '6.1.0'
     hooks:
       - id: flake8
         additional_dependencies:
@@ -35,7 +35,7 @@ repos:
       - id: isort
 
   - repo: https://github.com/psf/black
-    rev: 23.3.0
+    rev: 23.9.1
     hooks:
       - id: black
         args: [--safe]
@@ -46,8 +46,8 @@ repos:
       - id: nbstripout
 
   - repo: https://github.com/adamchainz/blacken-docs
-    rev: 1.13.0
+    rev: 1.16.0
     hooks:
       - id: blacken-docs
-        additional_dependencies: [black==23.3.0]
+        additional_dependencies: [black==23.9.1]
         args: [--skip-string-normalization, --line-length=88]
diff --git a/docs/user_guide/logging.md b/docs/user_guide/logging.md
index 12e6e62f..6db47288 100644
--- a/docs/user_guide/logging.md
+++ b/docs/user_guide/logging.md
@@ -139,6 +139,7 @@ plt.show()
     from evotorch.logging import StdOutLogger, PandasLogger
     import torch
 
+
     # Create a Problem instance to solve
     def sphere(x: torch.Tensor) -> torch.Tensor:
         return torch.sum(x.pow(2.0))
@@ -210,6 +211,7 @@ _ = MlflowLogger(searcher, client=client, run=run)
     from evotorch.logging import StdOutLogger, MlflowLogger
     import torch
 
+
     # Create a Problem instance to solve
     def sphere(x: torch.Tensor) -> torch.Tensor:
         return torch.sum(x.pow(2.0))