diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 3c05aa1..a21be64 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -21,7 +21,7 @@ repos:
     hooks:
       - id: prettier
   - repo: https://github.com/psf/black
-    rev: 23.3.0
+    rev: 23.7.0
     hooks:
       - id: black
   - repo: https://github.com/charliermarsh/ruff-pre-commit
diff --git a/proxy_scraper_checker/validators.py b/proxy_scraper_checker/validators.py
index bb8de7a..327b080 100644
--- a/proxy_scraper_checker/validators.py
+++ b/proxy_scraper_checker/validators.py
@@ -34,11 +34,9 @@ def max_connections(value: int) -> Optional[int]:
     if not max_supported or value <= max_supported:
         return value
     logger.warning(
-        (
-            "MaxConnections value is too high. "
-            "Your OS supports a maximum of %d. "
-            "The config value will be ignored and %d will be used."
-        ),
+        "MaxConnections value is too high. "
+        "Your OS supports a maximum of %d. "
+        "The config value will be ignored and %d will be used.",
         max_supported,
         max_supported,
     )