diff --git a/docker/run-server.sh b/docker/run-server.sh
index 1136852d02..58174d2bb5 100644
--- a/docker/run-server.sh
+++ b/docker/run-server.sh
@@ -28,8 +28,8 @@ gunicorn \
     --threads ${SERVER_THREADS_AMOUNT:-20} \
     --timeout ${GUNICORN_TIMEOUT:-60} \
     --keep-alive ${GUNICORN_KEEPALIVE:-2} \
-    --max-requests ${WORKER_MAX_REQUESTS:0} \
-    --max-requests-jitter ${WORKER_MAX_REQUESTS_JITTER:0} \
+    --max-requests ${WORKER_MAX_REQUESTS:-0} \
+    --max-requests-jitter ${WORKER_MAX_REQUESTS_JITTER:-0} \
     --limit-request-line ${SERVER_LIMIT_REQUEST_LINE:-0} \
     --limit-request-field_size ${SERVER_LIMIT_REQUEST_FIELD_SIZE:-0} \
     "${FLASK_APP}"