diff --git a/package.json b/package.json
index 38cb44d..a7c6aec 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tezwell/visual-tez",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "description": "A visual programming tool for writing smart contracts in the Tezos blockchain",
   "private": true,
   "author": {
@@ -21,7 +21,7 @@
     "@testing-library/react": "13.3.0",
     "@testing-library/user-event": "14.2.0",
     "@tezwell/michelson-sdk": "0.4.3",
-    "@tezwell/smartts-sdk": "0.9.0",
+    "@tezwell/smartts-sdk": "0.9.1",
     "@tezwell/tezmonitor": "0.0.4",
     "@tezwell/tezos-testing-sdk": "0.0.18",
     "@types/crypto-js": "4.1.1",
diff --git a/src/context/Tezos.tsx b/src/context/Tezos.tsx
index cc6d1a7..4e1203d 100644
--- a/src/context/Tezos.tsx
+++ b/src/context/Tezos.tsx
@@ -7,13 +7,13 @@ import Logger from 'src/utils/logger';
 export enum NetworkKind {
     Mainnet = 'mainnet',
     Ghostnet = 'ghostnet',
-    Jakartanet = 'jakartanet',
+    Kathmandu = 'kathmandu',
 }
 
 export const DEFAULT_RPC = {
-    [NetworkKind.Mainnet]: 'https://mainnet.visualtez.com',
+    [NetworkKind.Mainnet]: 'https://mainnet-tezos.giganode.io',
     [NetworkKind.Ghostnet]: 'https://ghostnet.visualtez.com',
-    [NetworkKind.Jakartanet]: 'https://jakartanet.visualtez.com',
+    [NetworkKind.Kathmandu]: 'https://rpc.kathmandunet.teztnets.xyz',
 };
 
 export const NETWORK_OF_RPC: Record<string, NetworkKind> = Object.values(NetworkKind).reduce(
diff --git a/src/services/wallet/index.ts b/src/services/wallet/index.ts
index d1caca3..2b6610f 100644
--- a/src/services/wallet/index.ts
+++ b/src/services/wallet/index.ts
@@ -23,8 +23,6 @@ const getNetwork = (network: NetworkKind): NetworkType => {
     switch (network) {
         case NetworkKind.Mainnet:
             return NetworkType.MAINNET;
-        case NetworkKind.Ghostnet:
-        case NetworkKind.Jakartanet:
         default:
             return NetworkType.CUSTOM;
     }
diff --git a/src/settings.json b/src/settings.json
index fcb0b54..ccb6960 100644
--- a/src/settings.json
+++ b/src/settings.json
@@ -1,9 +1,7 @@
 {
     "storage_prefix": "@VisualTez",
     "networks": [
-        "mainnet",
-        "ghostnet",
-        "jakartanet"
+        "ghostnet"
     ],
     "protocols": [
         {
diff --git a/yarn.lock b/yarn.lock
index 16c589f..b393ca9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2028,10 +2028,10 @@
   resolved "https://registry.yarnpkg.com/@tezwell/michelson-sdk/-/michelson-sdk-0.4.3.tgz#387dfa3a25c715ae9c83cef5ebfadaccceb495f9"
   integrity sha512-Uc+sEksoIO5v3YaPNep+yKD/0+7pdSP/L3Bs2UyFWVrQVcTVnX76gwhShJPU5lfbJZtWIN0ciIbTlX8BzzBBlg==
 
-"@tezwell/smartts-sdk@0.9.0":
-  version "0.9.0"
-  resolved "https://registry.yarnpkg.com/@tezwell/smartts-sdk/-/smartts-sdk-0.9.0.tgz#6926957fa16b474169ea13c86535ea5a918a4c59"
-  integrity sha512-wP5JuPEM2ibuK/oFs9IULx/5BwcqNxmb0szgRG/XVd97zwMGzSgLYia8NtdfUyllCNISThUGpxNBeJClp/+Y+Q==
+"@tezwell/smartts-sdk@0.9.1":
+  version "0.9.1"
+  resolved "https://registry.yarnpkg.com/@tezwell/smartts-sdk/-/smartts-sdk-0.9.1.tgz#2665225950d225d82308435276c2456baca43740"
+  integrity sha512-5/P6+kyhUKhJ7cjDzW5r595UklgzCpFGBUVwznQB3xjaucOCPwNgxX5BmKnbwCg2VV3HoLlXUtrxoNyWeTd9bQ==
 
 "@tezwell/tezmonitor@0.0.4":
   version "0.0.4"