diff --git a/charts/portkey-gateway/templates/dataservice/deployment.yaml b/charts/portkey-gateway/templates/dataservice/deployment.yaml
index e4749f2..50a8c69 100644
--- a/charts/portkey-gateway/templates/dataservice/deployment.yaml
+++ b/charts/portkey-gateway/templates/dataservice/deployment.yaml
@@ -124,4 +124,14 @@ spec:
       hostAliases:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.dataservice.deployment.dnsPolicy }}
+      {{- if and (eq .Values.dataservice.deployment.dnsPolicy "None") (empty .Values.dataservice.deployment.dnsConfig.nameservers) }}
+        {{- fail "dataservice: dnsPolicy \"None\" requires at least one entry in dataservice.deployment.dnsConfig.nameservers" }}
+      {{- end }}
+      dnsPolicy: {{ .Values.dataservice.deployment.dnsPolicy }}
+      {{- end }}
+      {{- with .Values.dataservice.deployment.dnsConfig }}
+      dnsConfig:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
 {{- end -}}
\ No newline at end of file
diff --git a/charts/portkey-gateway/templates/gateway/deployment.yaml b/charts/portkey-gateway/templates/gateway/deployment.yaml
index 3e82443..974085e 100644
--- a/charts/portkey-gateway/templates/gateway/deployment.yaml
+++ b/charts/portkey-gateway/templates/gateway/deployment.yaml
@@ -121,4 +121,14 @@ spec:
       {{- with .Values.hostAlias }}
       hostAliases:
         {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- if .Values.dnsPolicy }}
+      {{- if and (eq .Values.dnsPolicy "None") (empty .Values.dnsConfig.nameservers) }}
+        {{- fail "gateway: dnsPolicy \"None\" requires at least one entry in dnsConfig.nameservers" }}
+      {{- end }}
+      dnsPolicy: {{ .Values.dnsPolicy }}
+      {{- end }}
+      {{- with .Values.dnsConfig }}
+      dnsConfig:
+        {{- toYaml . | nindent 8 }}
       {{- end }}
\ No newline at end of file
diff --git a/charts/portkey-gateway/values.yaml b/charts/portkey-gateway/values.yaml
index 66195c0..0abfe71 100644
--- a/charts/portkey-gateway/values.yaml
+++ b/charts/portkey-gateway/values.yaml
@@ -331,6 +331,24 @@ affinity: {}
 #       - "www.example.com"
 hostAlias: []
 
+# DNS policy for the gateway pod.
+# Valid values: ClusterFirst (default), ClusterFirstWithHostNet, Default, None
+# NOTE: When set to "None", dnsConfig must be provided with at least one nameserver.
+dnsPolicy: ""
+
+# Custom DNS configuration for the gateway pod.
+# Required when dnsPolicy is "None" (must include at least one nameserver).
+# Example:
+# dnsConfig:
+#   nameservers:
+#     - 1.2.3.4
+#   searches:
+#     - ns1.svc.cluster.local
+#   options:
+#     - name: ndots
+#       value: "5"
+dnsConfig: {}
+
 # if you want to restart instance automatically
 autoRestart: false
 
@@ -397,6 +415,21 @@ dataservice:
     #       - "example.com"
     #       - "www.example.com"
     hostAlias: []
+    # DNS policy for the dataservice pod.
+    # Valid values: ClusterFirst (default), ClusterFirstWithHostNet, Default, None
+    # NOTE: When set to "None", dnsConfig must be provided with at least one nameserver.
+    dnsPolicy: ""
+    # Custom DNS configuration for the dataservice pod.
+    # Example:
+    # dnsConfig:
+    #   nameservers:
+    #     - 1.2.3.4
+    #   searches:
+    #     - ns1.svc.cluster.local
+    #   options:
+    #     - name: ndots
+    #       value: "5"
+    dnsConfig: {}
   service:
     type: ClusterIP
     port: 8081