diff --git a/core/automation_engine.py b/core/automation_engine.py
index 815a939b..bda829c2 100644
--- a/core/automation_engine.py
+++ b/core/automation_engine.py
@@ -91,6 +91,13 @@ SYSTEM_AUTOMATIONS = [
         'action_type': 'deep_scan_library',
         'initial_delay': 900,  # 15 min after startup
     },
+    {
+        'name': 'Auto-Backup Database',
+        'trigger_type': 'schedule',
+        'trigger_config': {'interval': 3, 'unit': 'days'},
+        'action_type': 'backup_database',
+        'initial_delay': 600,  # 10 min after startup
+    },
 ]
 
 
diff --git a/web_server.py b/web_server.py
index edd065f6..1f8393dd 100644
--- a/web_server.py
+++ b/web_server.py
@@ -856,7 +856,7 @@ def _register_automation_handlers():
         db_path = os.environ.get('DATABASE_PATH', 'database/music_library.db')
         if not os.path.exists(db_path):
             return {'status': 'error', 'reason': 'Database file not found'}
-        max_backups = 3
+        max_backups = 5
         timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
         backup_path = f"{db_path}.backup_{timestamp}"
         # Use SQLite backup API for safe hot-copy of active database