diff --git a/api/app/config/flask.cfg b/api/app/config/flask.cfg
index 1a6347c..25babd4 100644
--- a/api/app/config/flask.cfg
+++ b/api/app/config/flask.cfg
@@ -9,8 +9,9 @@ SECRET_KEY = os.getenv('SECRET_KEY', 'secret string')
 SQLALCHEMY_DATABASE_URI = "mysql+pymysql://" + os.getenv('MYSQL_USER') + ":" + os.getenv('MYSQL_PASSWORD') + "@" + os.getenv('MYSQL_HOST') + ":" + os.getenv('MYSQL_PORT', '3306') + "/" + os.getenv('MYSQL_NAME', 'aktienbot')
 SQLALCHEMY_TRACK_MODIFICATIONS = False  # Avoids SQLAlchemy warning
 SQLALCHEMY_ENGINE_OPTIONS = {
-    'pool_size': 100,
-    'pool_recycle': 240  # 4 minutes
+    'pool_size': 10,
+    'pool_recycle': 60,
+    'pool_pre_ping': True
 }
 
 # openapi/Swagger config