diff --git a/docker-compose.portainer.yml b/docker-compose.portainer.yml
index 4fb7fd7..6f1dd1c 100644
--- a/docker-compose.portainer.yml
+++ b/docker-compose.portainer.yml
@@ -188,7 +188,7 @@ services:
   airflow:
     image: privaterepo.sitaru.org/tudor/school_compare-pipeline:latest
     container_name: schoolcompare_airflow
-    command: bash -c "airflow scheduler & exec airflow api-server --port 8080"
+    command: bash -c "airflow config list >/dev/null 2>&1 && airflow scheduler & sleep 3 && exec airflow api-server --port 8080"
     ports:
       - "8080:8080"
     environment:
@@ -196,6 +196,7 @@ services:
       AIRFLOW__DATABASE__SQL_ALCHEMY_CONN: postgresql+psycopg2://${DB_USERNAME}:${DB_PASSWORD}@sc_database:5432/${DB_DATABASE_NAME}
       AIRFLOW__CORE__DAGS_FOLDER: /opt/pipeline/dags
       AIRFLOW__CORE__LOAD_EXAMPLES: "false"
+      AIRFLOW__CORE__SECRET_KEY: "school-compare-airflow-secret-key-that-is-long-enough-for-sha512-jwt-signing"
       AIRFLOW__CORE__SIMPLE_AUTH_MANAGER_USERS: "${AIRFLOW_ADMIN_USER:-admin}:admin"
       AIRFLOW__LOGGING__BASE_LOG_FOLDER: /opt/airflow/logs
       PG_HOST: sc_database