diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 06f17b9..e26c44c 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,12 +1,12 @@
 repos:
-  - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.11.13
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.13.3
     hooks:
       - id: ruff
         args: [--fix]
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v5.0.0
+    rev: v6.0.0
     hooks:
       - id: check-case-conflict
       - id: check-ast
diff --git a/src/targetcli/ui_root.py b/src/targetcli/ui_root.py
index 4a9b4fb..1aa74cc 100644
--- a/src/targetcli/ui_root.py
+++ b/src/targetcli/ui_root.py
@@ -155,8 +155,7 @@ def _save_backups(self, savefile):
                     prefs = Path(universal_prefs_file).read_text()
                     backups = [line for line in prefs.splitlines() if re.match(
                         r'^max_backup_files\s*=', line)]
-                    if max_backup_files < int(backups[0].split('=')[1].strip()):
-                        max_backup_files = int(backups[0].split('=')[1].strip())
+                    max_backup_files = max(max_backup_files, int(backups[0].split('=')[1].strip()))
                 except:
                     self.shell.log.debug(f"No universal prefs file '{universal_prefs_file}'.")
 
@@ -319,7 +318,7 @@ def print_session(session):
         else:
             printed_sessions = list(self.rtsroot.sessions)
 
-        if len(printed_sessions):
+        if printed_sessions:
             for session in printed_sessions:
                 print_session(session)
         elif sid is None: