diff --git a/v2_adminpanel/routes/customer_routes.py b/v2_adminpanel/routes/customer_routes.py
index 9ec4507..78db397 100644
--- a/v2_adminpanel/routes/customer_routes.py
+++ b/v2_adminpanel/routes/customer_routes.py
@@ -293,8 +293,8 @@ def api_customer_licenses(customer_id):
                 l.valid_until,
                 l.device_limit,
                 l.created_at,
-                (SELECT COUNT(*) FROM sessions s WHERE s.license_key = l.license_key AND s.is_active = true) as active_sessions,
-                (SELECT COUNT(DISTINCT hardware_id) FROM sessions s WHERE s.license_key = l.license_key) as registered_devices,
+                (SELECT COUNT(*) FROM sessions s WHERE s.license_id = l.id AND s.is_active = true) as active_sessions,
+                (SELECT COUNT(DISTINCT hardware_id) FROM device_registrations dr WHERE dr.license_id = l.id) as registered_devices,
                 CASE 
                     WHEN l.valid_until < CURRENT_DATE THEN 'abgelaufen'
                     WHEN l.valid_until < CURRENT_DATE + INTERVAL '30 days' THEN 'läuft bald ab'