diff --git a/local.env.dist b/local.env.dist
index ce1c609..32fc00b 100644
--- a/local.env.dist
+++ b/local.env.dist
@@ -5,3 +5,6 @@ TIMESTAMP_URL=http://freetsa.org/tsr
 QUEUE_IN=to_python_sign
 EXCHANGE_OUT=signed_docs
 OUT_ROUTING_KEY=signed_doc
+TSA_CONFIG_PATH=/home/julien/dev/chill/sign-pdf-worker/ts-authority/rootca.conf
+TSA_CERT_CHAIN=/home/julien/dev/chill/sign-pdf-worker/ts-authority/ca/tsa-chain.pem
+TSA_KEY_PASSWORD=5678
\ No newline at end of file
diff --git a/pythonProject/worker.py b/pythonProject/worker.py
index 8197a66..c988015 100644
--- a/pythonProject/worker.py
+++ b/pythonProject/worker.py
@@ -12,7 +12,7 @@ logging.basicConfig(level=logging.INFO, format=LOG_FORMAT)
 LOGGER = logging.getLogger(__name__)
 LOGGER.setLevel(os.environ.get('LOG_LEVEL', logging.INFO))
 
-for v in ['AMQP_URL', 'PKCS12_PATH', 'TIMESTAMP_URL', 'QUEUE_IN', 'EXCHANGE_OUT', 'OUT_ROUTING_KEY']:
+for v in ['AMQP_URL', 'PKCS12_PATH', 'TIMESTAMP_URL', 'QUEUE_IN', 'EXCHANGE_OUT', 'OUT_ROUTING_KEY', 'TSA_CONFIG_PATH', 'TSA_CERT_CHAIN', 'TSA_KEY_PASSWORD']:
     if v not in os.environ:
         LOGGER.error('Missing environment variable: %s', v)
         raise ValueError('Missing environment variable: ' + v)
@@ -76,6 +76,7 @@ def on_message(channel, method_frame, header_frame, body):
         else:
             LOGGER.warning(f"first try failed, signatureId: {body_content['signatureId']}")
             channel.basic_ack(delivery_tag=method_frame.delivery_tag)
+        raise e
 
 
 if __name__ == '__main__':