diff --git a/infra/docker/deploy-production-registry.sh b/infra/docker/deploy-production-registry.sh
index 58bf933a0..f06faec2a 100755
--- a/infra/docker/deploy-production-registry.sh
+++ b/infra/docker/deploy-production-registry.sh
@@ -145,7 +145,7 @@ docker run -d \
   --network xiaoxia-net-production \
   -e APP_ENV=production \
   -e APP_VERSION="$IMAGE_TAG" \
-  -e WORKER_CONCURRENCY=1 \
+  -e WORKER_CONCURRENCY="${WORKER_CONCURRENCY:-4}" \
   -e WORKER_MAX_TASKS_PER_CHILD=100 \
   -e GENERATED_FILES_DIR=/app/generated \
   -e GENERATED_FILES_URL_PREFIX=/generated-files \
diff --git a/infra/docker/deploy-production.sh b/infra/docker/deploy-production.sh
index 8d7812495..c1bf7b39f 100755
--- a/infra/docker/deploy-production.sh
+++ b/infra/docker/deploy-production.sh
@@ -81,7 +81,7 @@ export WEB_DOCKERFILE=infra/docker/web-artifact.Dockerfile
 export WEB_NGINX_CONF=infra/docker/nginx-production.conf
 
 docker network create xiaoxia-net-production 2>/dev/null || true
-export WORKER_CONCURRENCY="${WORKER_CONCURRENCY:-1}"
+export WORKER_CONCURRENCY="${WORKER_CONCURRENCY:-4}"
 export WORKER_MAX_TASKS_PER_CHILD="${WORKER_MAX_TASKS_PER_CHILD:-100}"
 
 if [ "${ALLOW_PRODUCTION_BUILDS:-false}" = "true" ]; then
diff --git a/infra/docker/deploy-staging-registry.sh b/infra/docker/deploy-staging-registry.sh
index d9f744a8a..9d3f5c729 100755
--- a/infra/docker/deploy-staging-registry.sh
+++ b/infra/docker/deploy-staging-registry.sh
@@ -108,7 +108,7 @@ docker run -d \
   --network xiaoxia-net-staging \
   -e APP_ENV=staging \
   -e APP_VERSION="$IMAGE_TAG" \
-  -e WORKER_CONCURRENCY=1 \
+  -e WORKER_CONCURRENCY="${WORKER_CONCURRENCY:-4}" \
   -e WORKER_MAX_TASKS_PER_CHILD=100 \
   -e GENERATED_FILES_DIR=/app/generated \
   -e GENERATED_FILES_URL_PREFIX=/generated-files \