diff --git a/bitnami/harbor-portal/2/debian-12/Dockerfile b/bitnami/harbor-portal/2/debian-12/Dockerfile
index f636fa1f3308..c6c69696d4fc 100644
--- a/bitnami/harbor-portal/2/debian-12/Dockerfile
+++ b/bitnami/harbor-portal/2/debian-12/Dockerfile
@@ -7,7 +7,7 @@ ARG DOWNLOADS_URL="downloads.bitnami.com/files/stacksmith"
 ARG TARGETARCH
 
 LABEL org.opencontainers.image.base.name="docker.io/bitnami/minideb:bookworm" \
-      org.opencontainers.image.created="2026-03-30T18:52:50Z" \
+      org.opencontainers.image.created="2026-04-08T19:18:36Z" \
       org.opencontainers.image.description="Application packaged by Broadcom, Inc." \
       org.opencontainers.image.documentation="https://github.com/bitnami/containers/tree/main/bitnami/harbor-portal/README.md" \
       org.opencontainers.image.source="https://github.com/bitnami/containers/tree/main/bitnami/harbor-portal" \
@@ -28,8 +28,8 @@ RUN --mount=type=secret,id=downloads_url,env=SECRET_DOWNLOADS_URL \
     DOWNLOADS_URL=${SECRET_DOWNLOADS_URL:-${DOWNLOADS_URL}} ; \
     mkdir -p /tmp/bitnami/pkg/cache/ ; cd /tmp/bitnami/pkg/cache/ || exit 1 ; \
     COMPONENTS=( \
-      "render-template-1.0.9-163-linux-${OS_ARCH}-debian-12" \
-      "nginx-1.29.7-0-linux-${OS_ARCH}-debian-12" \
+      "render-template-1.0.9-164-linux-${OS_ARCH}-debian-12" \
+      "nginx-1.29.8-0-linux-${OS_ARCH}-debian-12" \
       "harbor-2.15.0-0-linux-${OS_ARCH}-debian-12" \
     ) ; \
     for COMPONENT in "${COMPONENTS[@]}"; do \
@@ -54,7 +54,7 @@ RUN /opt/bitnami/scripts/nginx/postunpack.sh
 RUN /opt/bitnami/scripts/harbor-portal/postunpack.sh
 ENV APP_VERSION="2.15.0" \
     BITNAMI_APP_NAME="harbor-portal" \
-    IMAGE_REVISION="1" \
+    IMAGE_REVISION="2" \
     NGINX_HTTPS_PORT_NUMBER="" \
     NGINX_HTTP_PORT_NUMBER="" \
     PATH="/opt/bitnami/common/bin:/opt/bitnami/nginx/sbin:$PATH"
diff --git a/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libharbor.sh b/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libharbor.sh
index a9450b30276f..73ff34fb4a9e 100644
--- a/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libharbor.sh
+++ b/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libharbor.sh
@@ -25,7 +25,7 @@
 get_system_cert_paths() {
     local distro
     distro="$(get_os_metadata --id)"
-    if [[ "$distro" =~ ^(debian|ubuntu)$ ]]; then
+    if [[ "$distro" =~ ^debian$ ]]; then
         echo "/etc/ssl/certs/"
     elif [[ "$distro" =~ ^photon$ ]]; then
         echo "/etc/pki/tls/certs/"
@@ -98,7 +98,7 @@ install_cert() {
     local distro
     distro="$(get_os_metadata --id)"
 
-    if [[ "$distro" =~ ^(debian|ubuntu)$ ]]; then
+    if [[ "$distro" =~ ^debian$ ]]; then
         cat "$cert" >> /etc/ssl/certs/ca-certificates.crt
     elif [[ "$distro" =~ ^photon$ ]]; then
         cat "$cert" >> /etc/pki/tls/certs/ca-bundle.crt
diff --git a/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libnginx.sh b/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libnginx.sh
index 319973275135..80dceff58cfd 100644
--- a/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libnginx.sh
+++ b/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/libnginx.sh
@@ -139,9 +139,16 @@ nginx_validate() {
             print_validation_error "An invalid port was specified in the environment variable ${port_var}: ${err}."
         fi
     }
+    check_valid_worker_processes() {
+        local worker_processes_var="${1:?missing worker_processes variable}"
+        if [[ "${!worker_processes_var}" != "auto" ]] && ! [[ "${!worker_processes_var}" =~ ^[1-9][0-9]*$ ]]; then
+            print_validation_error "The allowed values for ${worker_processes_var} are: auto or a positive integer"
+        fi
+    }
 
     ! is_empty_value "$NGINX_ENABLE_ABSOLUTE_REDIRECT" && check_yes_no_value "NGINX_ENABLE_ABSOLUTE_REDIRECT"
     ! is_empty_value "$NGINX_ENABLE_PORT_IN_REDIRECT" && check_yes_no_value "NGINX_ENABLE_PORT_IN_REDIRECT"
+    ! is_empty_value "$NGINX_WORKER_PROCESSES" && check_valid_worker_processes "NGINX_WORKER_PROCESSES"
 
     ! is_empty_value "$NGINX_HTTP_PORT_NUMBER" && check_valid_port "NGINX_HTTP_PORT_NUMBER"
     ! is_empty_value "$NGINX_HTTPS_PORT_NUMBER" && check_valid_port "NGINX_HTTPS_PORT_NUMBER"
@@ -206,6 +213,7 @@ nginx_initialize() {
     if [[ -n "${NGINX_HTTPS_PORT_NUMBER:-}" ]] && [[ -f "${NGINX_SERVER_BLOCKS_DIR}/default-https-server-block.conf" ]]; then
         nginx_configure_port "$NGINX_HTTPS_PORT_NUMBER" "${NGINX_SERVER_BLOCKS_DIR}/default-https-server-block.conf"
     fi
+    nginx_configure "worker_processes" "$NGINX_WORKER_PROCESSES"
     nginx_configure "absolute_redirect" "$(is_boolean_yes "$NGINX_ENABLE_ABSOLUTE_REDIRECT" && echo "on" || echo "off" )"
     nginx_configure "port_in_redirect" "$(is_boolean_yes "$NGINX_ENABLE_PORT_IN_REDIRECT" && echo "on" || echo "off" )"
     # Stream configuration
diff --git a/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/nginx-env.sh b/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/nginx-env.sh
index 707a05dbe6db..89c28461f757 100644
--- a/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/nginx-env.sh
+++ b/bitnami/harbor-portal/2/debian-12/rootfs/opt/bitnami/scripts/nginx-env.sh
@@ -24,6 +24,7 @@ export BITNAMI_DEBUG="${BITNAMI_DEBUG:-false}"
 # By setting an environment variable matching *_FILE to a file path, the prefixed environment
 # variable will be overridden with the value specified in that file
 nginx_env_vars=(
+    NGINX_WORKER_PROCESSES
     NGINX_HTTP_PORT_NUMBER
     NGINX_HTTPS_PORT_NUMBER
     NGINX_SKIP_SAMPLE_CERTS
@@ -72,6 +73,7 @@ export NGINX_DEFAULT_HTTPS_PORT_NUMBER="8443"
 export WEB_SERVER_DEFAULT_HTTPS_PORT_NUMBER="$NGINX_DEFAULT_HTTPS_PORT_NUMBER" # only used at build time
 
 # NGINX configuration
+export NGINX_WORKER_PROCESSES="${NGINX_WORKER_PROCESSES:-auto}"
 export NGINX_HTTP_PORT_NUMBER="${NGINX_HTTP_PORT_NUMBER:-}"
 export WEB_SERVER_HTTP_PORT_NUMBER="$NGINX_HTTP_PORT_NUMBER"
 export NGINX_HTTPS_PORT_NUMBER="${NGINX_HTTPS_PORT_NUMBER:-}"