diff --git a/docker-compose.yml b/docker-compose.yml
index e4c82c6..12ce13d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -33,6 +33,7 @@ services:
       - ./data/weather_sat:/app/data/weather_sat
       - ./data/radiosonde:/app/data/radiosonde
       - ./data/subghz:/app/data/subghz
+      - ./data/adsb:/app/data/adsb
       # Optional: mount logs directory
       # - ./logs:/app/logs
     environment:
@@ -92,6 +93,7 @@ services:
       - ./data/weather_sat:/app/data/weather_sat
       - ./data/radiosonde:/app/data/radiosonde
       - ./data/subghz:/app/data/subghz
+      - ./data/adsb:/app/data/adsb
     environment:
       - TZ=${TZ:-UTC}
       - INTERCEPT_HOST=0.0.0.0
diff --git a/utils/aircraft_db.py b/utils/aircraft_db.py
index 510d9da..fbba2d0 100644
--- a/utils/aircraft_db.py
+++ b/utils/aircraft_db.py
@@ -14,8 +14,9 @@ from urllib.request import Request, urlopen
 
 logger = logging.getLogger('intercept.aircraft_db')
 
-# Database file location (project root)
-DB_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+# Database file location (persisted under data/adsb/ for Docker volume compatibility)
+DB_DIR = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), 'data', 'adsb')
+os.makedirs(DB_DIR, exist_ok=True)
 DB_FILE = os.path.join(DB_DIR, 'aircraft_db.json')
 DB_META_FILE = os.path.join(DB_DIR, 'aircraft_db_meta.json')