diff --git a/k8s/charts/seaweedfs/templates/s3/s3-deployment.yaml b/k8s/charts/seaweedfs/templates/s3/s3-deployment.yaml
index a6da252a5..c3bd78ad8 100644
--- a/k8s/charts/seaweedfs/templates/s3/s3-deployment.yaml
+++ b/k8s/charts/seaweedfs/templates/s3/s3-deployment.yaml
@@ -150,6 +150,9 @@ spec:
               -auditLogConfig=/etc/sw/s3_auditLogConfig.json \
               {{- end }}
               -filer={{ include "seaweedfs.componentName" (list . "filer-client") }}.{{ .Release.Namespace }}:{{ .Values.filer.port }} \
+              {{- if .Values.s3.icebergPort }}
+              -port.iceberg={{ .Values.s3.icebergPort }} \
+              {{- end }}
               {{- range .Values.s3.extraArgs }}
               {{ . }} \
               {{- end }}
@@ -192,6 +195,10 @@ spec:
             - containerPort: {{ .Values.s3.httpsPort }}
               name: swfs-s3-tls
             {{- end }}
+            {{- if .Values.s3.icebergPort }}
+            - containerPort: {{ .Values.s3.icebergPort }}
+              name: swfs-iceberg
+            {{- end }}
             {{- if .Values.s3.metricsPort }}
             - containerPort: {{ .Values.s3.metricsPort }}
               name: metrics
diff --git a/k8s/charts/seaweedfs/templates/s3/s3-service.yaml b/k8s/charts/seaweedfs/templates/s3/s3-service.yaml
index 47d709c8a..344677d88 100644
--- a/k8s/charts/seaweedfs/templates/s3/s3-service.yaml
+++ b/k8s/charts/seaweedfs/templates/s3/s3-service.yaml
@@ -21,6 +21,12 @@ spec:
     port: {{ if .Values.s3.enabled }}{{ .Values.s3.port }}{{ else }}{{ .Values.filer.s3.port }}{{ end }}
     targetPort: {{ if .Values.s3.enabled }}{{ .Values.s3.port }}{{ else }}{{ .Values.filer.s3.port }}{{ end }}
     protocol: TCP
+{{- if and .Values.s3.enabled .Values.s3.icebergPort }}
+  - name: "swfs-iceberg"
+    port: {{ .Values.s3.icebergPort }}
+    targetPort: {{ .Values.s3.icebergPort }}
+    protocol: TCP
+{{- end }}
 {{- if and .Values.s3.enabled .Values.s3.httpsPort }}
   - name: "swfs-s3-tls"
     port: {{ .Values.s3.httpsPort }}
diff --git a/k8s/charts/seaweedfs/values.yaml b/k8s/charts/seaweedfs/values.yaml
index f9d93dab6..f7a05ce17 100644
--- a/k8s/charts/seaweedfs/values.yaml
+++ b/k8s/charts/seaweedfs/values.yaml
@@ -909,6 +909,9 @@ s3:
   # add additional https port
   httpsPort: 0
   metricsPort: 9327
+  # Iceberg catalog REST port (Apache Iceberg REST Catalog API)
+  # Set to a port number to enable, or 0/null to disable
+  icebergPort: null
   loggingOverrideLevel: null
   # enable user & permission to s3 (need to inject to all services)
   enableAuth: false