diff --git a/charts/aisix/README.md b/charts/aisix/README.md
index 8b84cc0..325b13a 100644
--- a/charts/aisix/README.md
+++ b/charts/aisix/README.md
@@ -531,6 +531,7 @@ rejects. New installs set the value in its own key in `values.yaml` or under
 | admin.service.annotations | object | `{}` | Extra annotations for the admin Service |
 | admin.service.port | int | `3001` | Admin Service port |
 | affinity | object | `{}` | Affinity rules for the gateway pods |
+| annotations | object | `{}` | Extra annotations for the Deployment |
 | autoscaling.behavior | object | `{}` | `spec.behavior` for the HPA. Empty uses the Kubernetes defaults (immediate scale-up, 5-minute scale-down stabilization). A gateway that carries long streaming responses usually wants a gentler scale-down, e.g. `scaleDown: {policies: [{type: Pods, value: 1, periodSeconds: 60}]}` |
 | autoscaling.enabled | bool | `false` | Create a HorizontalPodAutoscaler for the gateway Deployment |
 | autoscaling.extraMetrics | list | `[]` | Extra `spec.metrics` entries appended verbatim — Pods / Object / External metrics such as a Prometheus adapter series |
diff --git a/charts/aisix/templates/deployment.yaml b/charts/aisix/templates/deployment.yaml
index cf40fd1..003e07a 100644
--- a/charts/aisix/templates/deployment.yaml
+++ b/charts/aisix/templates/deployment.yaml
@@ -2,6 +2,10 @@ apiVersion: apps/v1
 kind: Deployment
 metadata:
   name: {{ include "aisix.fullname" . }}
+  {{- with .Values.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
   labels:
     {{- include "aisix.labels" . | nindent 4 }}
     {{- include "aisix.selectorLabels" . | nindent 4 }}
diff --git a/charts/aisix/values.yaml b/charts/aisix/values.yaml
index 72f21de..9dcb258 100644
--- a/charts/aisix/values.yaml
+++ b/charts/aisix/values.yaml
@@ -588,6 +588,8 @@ extraVolumes: []
 # -- Extra volume mounts for the gateway container
 extraVolumeMounts: []
 
+# -- Extra annotations for the Deployment
+annotations: {}
 # -- Annotations for the gateway pods
 podAnnotations: {}
 # -- Labels for the gateway pods