diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c2ce4bf7..b4b45d26 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -2,7 +2,7 @@
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: v4.5.0
     hooks:
       - id: trailing-whitespace
         exclude: "^tests/"
@@ -18,7 +18,7 @@ repos:
   # Python
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.4.2
+    rev: v0.3.4
     hooks:
       - id: ruff
         args: ["--fix"]
diff --git a/dpdispatcher/contexts/hdfs_context.py b/dpdispatcher/contexts/hdfs_context.py
index 4661ca79..890d3cfa 100644
--- a/dpdispatcher/contexts/hdfs_context.py
+++ b/dpdispatcher/contexts/hdfs_context.py
@@ -138,7 +138,7 @@ def download(
             shutil.rmtree(gz_dir, ignore_errors=True)
         os.mkdir(os.path.join(self.local_root, "tmp"))
         rfile_tgz = f"{self.remote_root}/{submission.submission_hash}_*_download.tar.gz"
-        lfile_tgz = "%s/tmp/" % (self.local_root)
+        lfile_tgz = f"{self.local_root}/tmp/"
         HDFS.copy_to_local(rfile_tgz, lfile_tgz)
 
         tgz_file_list = glob(os.path.join(self.local_root, "tmp/*_download.tar.gz"))
@@ -164,7 +164,7 @@ def download(
                                 os.path.join(
                                     self.local_root,
                                     task.task_work_path,
-                                    "tag_failure_download_%s" % jj,
+                                    f"tag_failure_download_{jj}",
                                 ),
                                 "w",
                             ) as fp:
@@ -198,9 +198,7 @@ def download(
                 if check_exists:
                     if mark_failure:
                         with open(
-                            os.path.join(
-                                self.local_root, "tag_failure_download_%s" % jj
-                            ),
+                            os.path.join(self.local_root, f"tag_failure_download_{jj}"),
                             "w",
                         ) as fp:
                             pass
diff --git a/dpdispatcher/contexts/local_context.py b/dpdispatcher/contexts/local_context.py
index 4a1ff631..905a8d6e 100644
--- a/dpdispatcher/contexts/local_context.py
+++ b/dpdispatcher/contexts/local_context.py
@@ -153,7 +153,7 @@ def download(
                             tag_file_path = os.path.join(
                                 self.local_root,
                                 ii.task_work_path,
-                                "tag_failure_download_%s" % kk,
+                                f"tag_failure_download_{kk}",
                             )
                             with open(tag_file_path, "w") as fp:
                                 pass
@@ -181,7 +181,7 @@ def download(
                                 tag_file_path = os.path.join(
                                     self.local_root,
                                     ii.task_work_path,
-                                    "tag_failure_download_%s" % jj,
+                                    f"tag_failure_download_{jj}",
                                 )
                                 with open(tag_file_path, "w") as fp:
                                     pass
@@ -227,7 +227,7 @@ def download(
                 if check_exists:
                     if mark_failure:
                         tag_file_path = os.path.join(
-                            self.local_root, "tag_failure_download_%s" % kk
+                            self.local_root, f"tag_failure_download_{kk}"
                         )
                         with open(tag_file_path, "w") as fp:
                             pass
@@ -252,7 +252,7 @@ def download(
                         if mark_failure:
                             with open(
                                 os.path.join(
-                                    self.local_root, "tag_failure_download_%s" % jj
+                                    self.local_root, f"tag_failure_download_{jj}"
                                 ),
                                 "w",
                             ) as fp:
diff --git a/dpdispatcher/contexts/ssh_context.py b/dpdispatcher/contexts/ssh_context.py
index e465e149..959b6445 100644
--- a/dpdispatcher/contexts/ssh_context.py
+++ b/dpdispatcher/contexts/ssh_context.py
@@ -300,7 +300,7 @@ def exec_command(self, cmd):
             # retry for up to 3 times
             # ensure alive
             self.ensure_alive()
-            raise RetrySignal("SSH session not active in calling %s" % cmd) from e
+            raise RetrySignal(f"SSH session not active in calling {cmd}") from e
 
     @property
     def sftp(self):
@@ -628,8 +628,7 @@ def upload(
             # check sha256
             # `:` means pass: https://stackoverflow.com/a/2421592/9567349
             _, stdout, _ = self.block_checkcall(
-                "sha256sum -c %s --quiet >.sha256sum_stdout 2>/dev/null || :"
-                % shlex.quote(sha256_file)
+                f"sha256sum -c {shlex.quote(sha256_file)} --quiet >.sha256sum_stdout 2>/dev/null || :"
             )
             self.sftp.remove(sha256_file)
             # regenerate file list
@@ -708,7 +707,7 @@ def download(
                                 os.path.join(
                                     self.local_root,
                                     ii.task_work_path,
-                                    "tag_failure_download_%s" % jj,
+                                    f"tag_failure_download_{jj}",
                                 ),
                                 "w",
                             ) as fp:
@@ -758,9 +757,9 @@ def block_checkcall(self, cmd, asynchronously=False, stderr_whitelist=None):
         assert self.remote_root is not None
         self.ssh_session.ensure_alive()
         if asynchronously:
-            cmd = "nohup %s >/dev/null &" % cmd
+            cmd = f"nohup {cmd} >/dev/null &"
         stdin, stdout, stderr = self.ssh_session.exec_command(
-            ("cd %s ;" % shlex.quote(self.remote_root)) + cmd
+            (f"cd {shlex.quote(self.remote_root)} ;") + cmd
         )
         exit_status = stdout.channel.recv_exit_status()
         if exit_status != 0:
@@ -779,7 +778,7 @@ def block_call(self, cmd):
         assert self.remote_root is not None
         self.ssh_session.ensure_alive()
         stdin, stdout, stderr = self.ssh_session.exec_command(
-            ("cd %s ;" % shlex.quote(self.remote_root)) + cmd
+            (f"cd {shlex.quote(self.remote_root)} ;") + cmd
         )
         exit_status = stdout.channel.recv_exit_status()
         return exit_status, stdin, stdout, stderr
@@ -846,12 +845,12 @@ def _rmtree(self, remotepath, verbose=False):
         # Thus, it's better to use system's `rm` to remove a directory, which may
         # save a lot of time.
         if verbose:
-            dlog.info("removing %s" % remotepath)
+            dlog.info(f"removing {remotepath}")
         # In some supercomputers, it's very slow to remove large numbers of files
         # (e.g. directory containing trajectory) due to bad I/O performance.
         # So an asynchronously option is provided.
         self.block_checkcall(
-            "rm -rf %s" % shlex.quote(remotepath),
+            f"rm -rf {shlex.quote(remotepath)}",
             asynchronously=self.clean_asynchronously,
         )
 
@@ -921,7 +920,7 @@ def _put_files(
                 f"from {from_f} to {self.ssh_session.username} @ {self.ssh_session.hostname} : {to_f} Error!"
             )
         # remote extract
-        self.block_checkcall("tar xf %s" % of)
+        self.block_checkcall(f"tar xf {of}")
         # clean up
         os.remove(from_f)
         self.sftp.remove(to_f)
diff --git a/dpdispatcher/machine.py b/dpdispatcher/machine.py
index 214a4902..be3db075 100644
--- a/dpdispatcher/machine.py
+++ b/dpdispatcher/machine.py
@@ -261,7 +261,7 @@ def gen_script_env(self, job):
 
         source_list = job.resources.source_list
         for ii in source_list:
-            line = "{ source %s; } \n" % ii
+            line = f"{{ source {ii}; }} \n"
             source_files_part += line
 
         export_envs_part = ""
@@ -466,7 +466,7 @@ def kill(self, job):
         job : Job
             job
         """
-        dlog.warning("Job %s should be manually killed" % job.job_id)
+        dlog.warning(f"Job {job.job_id} should be manually killed")
 
     def get_exit_code(self, job):
         """Get exit code of the job.
diff --git a/dpdispatcher/machines/distributed_shell.py b/dpdispatcher/machines/distributed_shell.py
index 70a7a94e..d9097173 100644
--- a/dpdispatcher/machines/distributed_shell.py
+++ b/dpdispatcher/machines/distributed_shell.py
@@ -64,7 +64,7 @@ def gen_script_env(self, job):
 
         source_list = job.resources.source_list
         for ii in source_list:
-            line = "{ source %s; } \n" % ii
+            line = f"{{ source {ii}; }} \n"
             source_files_part += line
 
         export_envs_part = ""
@@ -96,7 +96,7 @@ def gen_script_env(self, job):
     def gen_script_end(self, job):
         all_task_dirs = ""
         for task in job.job_task_list:
-            all_task_dirs += "%s " % task.task_work_path
+            all_task_dirs += f"{task.task_work_path} "
         job_tag_finished = job.job_hash + "_job_tag_finished"
         flag_if_job_task_fail = job.job_hash + "_flag_if_job_task_fail"
 
diff --git a/dpdispatcher/machines/lsf.py b/dpdispatcher/machines/lsf.py
index 94a225c4..346291e7 100644
--- a/dpdispatcher/machines/lsf.py
+++ b/dpdispatcher/machines/lsf.py
@@ -121,7 +121,7 @@ def check_status(self, job):
             return JobStatus.unsubmitted
         ret, stdin, stdout, stderr = self.context.block_call("bjobs " + job_id)
         err_str = stderr.read().decode("utf-8")
-        if ("Job <%s> is not found" % job_id) in err_str:
+        if (f"Job <{job_id}> is not found") in err_str:
             if self.check_finish_tag(job):
                 return JobStatus.finished
             else:
diff --git a/dpdispatcher/machines/slurm.py b/dpdispatcher/machines/slurm.py
index cb0a27e6..28f47b25 100644
--- a/dpdispatcher/machines/slurm.py
+++ b/dpdispatcher/machines/slurm.py
@@ -254,7 +254,7 @@ def gen_script_header(self, job):
                 ).as_posix()
                 if not self.context.check_file_exists(task_tag_finished):
                     job_array.add(ii // slurm_job_size)
-            return super().gen_script_header(job) + "\n#SBATCH --array=%s" % (
+            return super().gen_script_header(job) + "\n#SBATCH --array={}".format(
                 ",".join(map(str, job_array))
             )
         return super().gen_script_header(job) + "\n#SBATCH --array=0-%d" % (