diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 19624b8c..78551f30 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -55,10 +55,12 @@ repos:
     hooks:
       - id: ruff
         args: [--fix, --exit-non-zero-on-fix]
-  - repo: https://github.com/psf/black
-    rev: 23.9.1
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.1.8
     hooks:
-      - id: black
+      - id: ruff
+        args: [--fix, --exit-non-zero-on-fix]
+      - id: ruff-format
   - repo: https://github.com/pre-commit/mirrors-mypy
     rev: v1.7.1
     hooks:
diff --git a/src/ghga_connector/core/api_calls/work_package.py b/src/ghga_connector/core/api_calls/work_package.py
index 90676b43..66b31f11 100644
--- a/src/ghga_connector/core/api_calls/work_package.py
+++ b/src/ghga_connector/core/api_calls/work_package.py
@@ -99,9 +99,7 @@ def _check_public_key(self, token: str):
                 base64.b64decode(token.split(".", 2)[1]).decode("utf-8")
             )["user_public_crypt4gh_key"] != base64.b64encode(
                 self.my_public_key
-            ).decode(
-                "ascii"
-            )
+            ).decode("ascii")
         except Exception:  # pylint: disable=broad-exception-caught
             mismatch = False
         if mismatch: