diff --git a/compose/python-pipeline.yml b/compose/python-pipeline.yml
index 1e93088..5b2fd18 100644
--- a/compose/python-pipeline.yml
+++ b/compose/python-pipeline.yml
@@ -13,9 +13,7 @@ services:
       - PYTHON_STARTER_URL=${PYTHON_STARTER_URL:-http://python-starter:8080}
       - PYTHON_SCHEDULER_LOG_LEVEL=${PYTHON_SCHEDULER_LOG_LEVEL:-WARNING}
       - DELETE_LOG_DAYS=${DELETE_LOG_DAYS:-30}
-      #- REQUESTS_CA_BUNDLE=/etc/ssl/certs/ca-certificates.crt
-    # volumes:
-    # - "/opt/caddy/certs/cert.pem:/usr/local/share/ca-certificates/cert.crt" ### neccesary for self-signed certificates / .crt in PEM Format
+      - REQUESTS_CA_BUNDLE='/etc/ssl/certs/ca-certificates.crt'
     extra_hosts:
       - "host.docker.internal:host-gateway"
     networks:
@@ -40,13 +38,12 @@ services:
     volumes:
       - "/var/run/docker.sock:/var/run/docker.sock"
       - "${PYTHON_TRANSFER_DIRECTORY_PATH:-/tmp}:${PYTHON_TRANSFER_DIRECTORY_PATH:-/tmp}"
-      #- REQUESTS_CA_BUNDLE=/etc/ssl/certs/ca-certificates.crt
-      # - "/opt/caddy/certs/cert.pem:/usr/local/share/ca-certificates/cert.crt" ### neccesary for self-signed certificates / .crt in PEM Format
     environment:
       - PYTHON_SCHEDULER_URL=${PYTHON_SCHEDULER_URL:-http://python-scheduler}
       - PYTHON_TRANSFER_DIRECTORY=${PYTHON_TRANSFER_DIRECTORY_PATH:-/tmp}
       - PYTHON_RUNNER_IMAGE=${PYTHON_RUNNER_IMAGE:-seatable/seatable-python-runner:3.1.0}
       - PYTHON_STARTER_LOG_LEVEL=${PYTHON_STARTER_LOG_LEVEL:-WARNING}
+      - REQUESTS_CA_BUNDLE='/etc/ssl/certs/ca-certificates.crt'
     networks:
       - backend-scheduler-net
 
diff --git a/compose/seatable-server.yml b/compose/seatable-server.yml
index 9b6bb78..427aff8 100644
--- a/compose/seatable-server.yml
+++ b/compose/seatable-server.yml
@@ -18,9 +18,9 @@ services:
       - SEATABLE_ADMIN_EMAIL=${SEATABLE_ADMIN_EMAIL:?Variable is not set or empty}
       - SEATABLE_ADMIN_PASSWORD=${SEATABLE_ADMIN_PASSWORD:?Variable is not set or empty}
       - TIME_ZONE=${TIME_ZONE}
-      #- REQUESTS_CA_BUNDLE=/etc/ssl/certs/ca-certificates.crt
       - PYTHON_SCHEDULER_URL=${PYTHON_SCHEDULER_URL:-http://python-scheduler}
       - PYTHON_SCHEDULER_AUTH_TOKEN=${PYTHON_SCHEDULER_AUTH_TOKEN:-no_warning_define_in_env}
+      - REQUESTS_CA_BUNDLE='/etc/ssl/certs/ca-certificates.crt'
     labels:
       caddy: ${SEATABLE_SERVER_PROTOCOL:-https}://${SEATABLE_SERVER_HOSTNAME:?Variable is not set or empty}
       caddy.reverse_proxy: "{{upstreams 80}}"