diff --git a/charts/sxt-node-chart/templates/sxt-node-statefulset.yaml b/charts/sxt-node-chart/templates/sxt-node-statefulset.yaml
index 74b7392..715ea2f 100644
--- a/charts/sxt-node-chart/templates/sxt-node-statefulset.yaml
+++ b/charts/sxt-node-chart/templates/sxt-node-statefulset.yaml
@@ -148,18 +148,18 @@ spec:
 {{- end }}
 {{- if .Values.sxt.isRpcNode }}
         - --rpc-rate-limit
-        - "250"
+        - "{{ .Values.sxt.rpc.rate }}"
         - --rpc-external
         - --rpc-methods
-        - "safe"
+        - "{{ .Values.sxt.rpc.methods }}"
         - --rpc-port
-        - "{{ .Values.sxt.rpcPort }}"
+        - "{{ .Values.sxt.rpc.port }}"
         - --rpc-max-connections
-        - "10000"
+        - "{{ .Values.sxt.rpc.maxConnections }}"
         - --rpc-max-request-size
-        - "1024"
+        - "{{ .Values.sxt.rpc.maxRequestSize }}"
         - --rpc-max-response-size
-        - "1024"
+        - "{{ .Values.sxt.rpc.maxResponseSize }}"
         - --rpc-cors
         - "all"
 {{- end }}
diff --git a/charts/sxt-node-chart/values.yaml b/charts/sxt-node-chart/values.yaml
index 28e0cd2..ae13071 100644
--- a/charts/sxt-node-chart/values.yaml
+++ b/charts/sxt-node-chart/values.yaml
@@ -29,7 +29,13 @@ sxt:
     tag: "testnet-0.45.1"
   p2pService: true
   port: 30333
-  rpcPort: 9944
+  rpc:
+    port: 9944
+    rate: 250
+    methods: "safe"
+    maxConnections: 10000
+    maxRequestSize: 1024
+    maxResponseSize: 1024
   p2pLbPort: 30333
   genesisPath:
   bootnodes: