diff --git a/pyproject.toml b/pyproject.toml
index 921a2e2..0e2cfa6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,6 +52,7 @@ dev = [
 
 [tool.ruff]
 format.preview = true
+format.nested-string-quote-style = "preferred"
 lint.select = [
     "ALL",
     "DTZ002", # Useful outside of timezones
diff --git a/src/pre_commit_hooks/docker_apt_renovate.py b/src/pre_commit_hooks/docker_apt_renovate.py
index 7e18546..5f3c54d 100644
--- a/src/pre_commit_hooks/docker_apt_renovate.py
+++ b/src/pre_commit_hooks/docker_apt_renovate.py
@@ -184,7 +184,7 @@ def from_docker_tag(cls, tag: str, *, logger: Logger) -> DebianRelease | None:
                         f"{
                             f"or version number ('{release.numeric}') "
                             if release.numeric
-                            else ''
+                            else ""
                         }"
                         f"instead.",
                     )
diff --git a/src/pre_commit_hooks/gha.py b/src/pre_commit_hooks/gha.py
index 00a73ce..e7ce03b 100644
--- a/src/pre_commit_hooks/gha.py
+++ b/src/pre_commit_hooks/gha.py
@@ -171,7 +171,7 @@ def get_full_version(
 
     logger.warn(
         f"Found multiple tags for commit {digest}: "
-        f"{', '.join(matching_tags)}; but all of them do not satisfy"
+        f"{", ".join(matching_tags)}; but all of them do not satisfy"
     )
 
     return None
diff --git a/tests/test_all_test_files_are_used.py b/tests/test_all_test_files_are_used.py
index 181129d..5937d88 100644
--- a/tests/test_all_test_files_are_used.py
+++ b/tests/test_all_test_files_are_used.py
@@ -40,7 +40,7 @@ def test_all_test_files_are_used() -> None:
     weird_files = used_files & allow_unused_files
     if weird_files:
         pytest.fail(
-            f"files {', '.join(map(str, weird_files))} were assumed to not be used as input"
+            f"files {", ".join(map(str, weird_files))} were assumed to not be used as input"
         )
 
     unused_files = set()
@@ -52,7 +52,7 @@ def test_all_test_files_are_used() -> None:
     bad_files = unused_files - used_files - allow_unused_files
     if bad_files:
         pytest.fail(
-            f"files {', '.join(map(str, bad_files))} are not used in test parameters. "
+            f"files {", ".join(map(str, bad_files))} are not used in test parameters. "
             f"If these are output files, try adding a test verifying putting the output files back in "
             f"leaves them unchanged and returns exit code 0. (with TC.out_double)"
         )