diff --git a/package.json b/package.json
index fe0a210..924250f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.17.1",
+  "version": "0.17.2",
   "description": "Orion Protocol SDK",
   "main": "./lib/esm/index.js",
   "module": "./lib/esm/index.js",
diff --git a/src/Orion/index.ts b/src/Orion/index.ts
index d89253d..af3264a 100644
--- a/src/Orion/index.ts
+++ b/src/Orion/index.ts
@@ -63,7 +63,7 @@ export default class Orion {
             env: envOrConfig,
             chainId,
             api: networkConfig.api,
-            nodeJsonRpc: chainConfig.rpc,
+            nodeJsonRpc: networkConfig?.rpc ?? chainConfig.rpc,
             services: {
               orionBlockchain: {
                 http: networkConfig.api + networkConfig.services.blockchain.http,