diff --git a/README.md b/README.md
index 5676add1..fe1f3e57 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Safe Apps SDK
 
 [![Logo](https://raw.githubusercontent.com/gnosis/safe-apps-sdk/master/assets/logo.png)](https://gnosis.pm/)
-
+[![npm version](https://badge.fury.io/js/%40gnosis.pm%2Fsafe-apps-sdk.svg)](https://badge.fury.io/js/%40gnosis.pm%2Fsafe-apps-sdk)
 [![Build Status](https://travis-ci.org/gnosis/safe-apps-sdk.svg?branch=master)](https://travis-ci.org/gnosis/pm-contracts)
 
 Software development kit to integrate third-party applications (Safe Apps) with Safe Multisig (https://gnosis-safe.io/app/).
diff --git a/src/types.ts b/src/types.ts
index 457bdd9e..e48198df 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -6,8 +6,28 @@ import { txs } from './txs';
     type for networks contains uppercase strings and with previous type it resulted in a type error.
     The sdk converts network to lowercase, so passing an uppercase one is totally valid too.
 */
-export type UppercaseNetworks = 'MAINNET' | 'MORDEN' | 'ROPSTEN' | 'RINKEBY' | 'GOERLI' | 'KOVAN' | 'UNKNOWN';
-export type LowercaseNetworks = 'mainnet' | 'morden' | 'ropsten' | 'rinkeby' | 'goerli' | 'kovan' | 'unknown';
+export type UppercaseNetworks =
+  | 'MAINNET'
+  | 'MORDEN'
+  | 'ROPSTEN'
+  | 'RINKEBY'
+  | 'GOERLI'
+  | 'KOVAN'
+  | 'XDAI'
+  | 'ENERGY_WEB_CHAIN'
+  | 'VOLTA'
+  | 'UNKNOWN';
+export type LowercaseNetworks =
+  | 'mainnet'
+  | 'morden'
+  | 'ropsten'
+  | 'rinkeby'
+  | 'goerli'
+  | 'kovan'
+  | 'xdai'
+  | 'energy_web_chain'
+  | 'volta'
+  | 'unknown';
 export type Networks = UppercaseNetworks | LowercaseNetworks;
 
 export interface Transaction {