diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index b70f3d1a..fefae230 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -18,7 +18,7 @@ repos:
   - id: check-added-large-files
 
 - repo: https://github.com/astral-sh/ruff-pre-commit
-  rev: v0.4.1
+  rev: v0.4.2
   hooks:
     - id: ruff
       args: [ --fix ]
diff --git a/coverage_comment/github_client.py b/coverage_comment/github_client.py
index f9713e7f..92a4d9e6 100644
--- a/coverage_comment/github_client.py
+++ b/coverage_comment/github_client.py
@@ -56,7 +56,7 @@ def __init__(self, session: httpx.Client):
         self.session = session
 
     def __getattr__(self, attr):
-        return _Callable(self, "/%s" % attr)
+        return _Callable(self, f"/{attr}")
 
     def _http(
         self,
@@ -122,7 +122,7 @@ def __getattr__(self, key):
         try:
             return self[key]
         except KeyError:
-            raise AttributeError(r"'Dict' object has no attribute '%s'" % key)
+            raise AttributeError(rf"'Dict' object has no attribute '{key}'")
 
 
 class ApiError(Exception):