diff --git a/app/route/route.py b/app/route/route.py
index c7fa48b..dd07df4 100644
--- a/app/route/route.py
+++ b/app/route/route.py
@@ -16,9 +16,9 @@ load_dotenv()
 
 route_bp = Blueprint('route', __name__)
 
-cpu_alarm_threshold = os.getenv('CPU_ALARM_THRESHOLD', 70)
-io_alarm_threshold = os.getenv('IO_ALARM_THRESHOLD', 70)
-memory_alarm_threshold = os.getenv('MEMORY_ALARM_THRESHOLD', 70)
+cpu_alarm_threshold = float(os.getenv('CPU_ALARM_THRESHOLD', '70'))
+io_alarm_threshold = float(os.getenv('IO_ALARM_THRESHOLD', '70'))
+memory_alarm_threshold = float(os.getenv('MEMORY_ALARM_THRESHOLD', '70'))
 # 资源使用情况
 @route_bp.route('/api/sys/resource', methods=['GET'])
 def get_resource():