diff --git a/inc/class-wp-rainbow-login-functionality.php b/inc/class-wp-rainbow-login-functionality.php
index 3018107..c6a7853 100644
--- a/inc/class-wp-rainbow-login-functionality.php
+++ b/inc/class-wp-rainbow-login-functionality.php
@@ -229,11 +229,14 @@ public function nonce_callback(): WP_REST_Response {
 	 */
 	private function map_filtered_network_to_infura_endpoint( string $filtered_network ): string {
 		$overrides = [
-			'polygon'        => 'polygon-mainnet',
-			'optimism'       => 'optimism-mainnet',
-			'arbitrum'       => 'arbitrum-mainnet',
-			'polygon'        => 'polygon-mainnet',
-			'optimismGoerli' => 'optimism-goerli',
+			'arbitrum'        => 'arbitrum-mainnet',
+			'arbitrumGoerli'  => 'arbitrum-goerli',
+			'arbitrumSepolia' => 'arbitrum-sepolia',
+			'optimism'        => 'optimism-mainnet',
+			'optimismGoerli'  => 'optimism-goerli',
+			'optimismSepolia' => 'optimism-sepolia',
+			'polygon'         => 'polygon-mainnet',
+			'polygonMumbai'   => 'polygon-mumbai',
 		];
 		if ( ! empty( $overrides[ $filtered_network ] ) ) {
 			return $overrides[ $filtered_network ];
diff --git a/inc/class-wp-rainbow-settings.php b/inc/class-wp-rainbow-settings.php
index 89550cf..d98bd87 100644
--- a/inc/class-wp-rainbow-settings.php
+++ b/inc/class-wp-rainbow-settings.php
@@ -160,10 +160,16 @@ public function action_rest_api_init() {
 						'description' => 'Infura network',
 						'enum'        => [
 							'mainnet',
-							'ropsten',
-							'kovan',
-							'rinkeby',
 							'goerli',
+							'sepolia',
+							'polygon',
+							'polygonMumbai',
+							'optimism',
+							'optimismGoerli',
+							'optimismSepolia',
+							'arbitrum',
+							'arbitrumGoerli',
+							'arbitrumSepolia',
 						],
 					],
 					'wp_rainbow_field_walletconnect_project_id' => [
diff --git a/package.json b/package.json
index d4e8893..8e29a8e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "wp-rainbow",
-	"version": "0.4.4",
+	"version": "0.4.5",
 	"description": "RainbowKit Login (Web3 Integration for Sign-In With Ethereum)",
 	"author": "Davis Shaver",
 	"license": "GPL-2.0-or-later",
diff --git a/readme.txt b/readme.txt
index 7963d3c..0aefae6 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,10 +1,10 @@
 === RainbowKit Login (Web3 Integration for Sign-In With Ethereum) ===
 Contributors: davisshaver
 Tags: WordPress, web3, SIWE, Ethereum, RainbowKit, Sign-In With Ethereum
-Tested up to: 6.4.1
+Tested up to: 6.4.3
 Requires at least: 5.9
 Requires PHP: 7.0
-Stable tag: 0.4.4
+Stable tag: 0.4.5
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -70,6 +70,9 @@ Find reference implementations of all filters in [example plugin here](https://g
 
 == Changelog ==
 
+= 0.4.5 =
+* Fix bug with Polygon network, add Polygon Mumbai
+
 = 0.4.4 =
 * Update dependencies/support WordPress 6.4
 
diff --git a/src/provider.jsx b/src/provider.jsx
index 079f3b1..5b002e6 100644
--- a/src/provider.jsx
+++ b/src/provider.jsx
@@ -14,12 +14,16 @@ import {
 } from '@rainbow-me/rainbowkit/wallets';
 import { createConfig, configureChains, WagmiConfig } from 'wagmi';
 import {
-	mainnet,
-	optimism,
 	arbitrum,
+	arbitrumGoerli,
+	arbitrumSepolia,
 	goerli,
-	polygon,
+	mainnet,
+	optimism,
 	optimismGoerli,
+	optimismSepolia,
+	polygon,
+	polygonMumbai,
 	sepolia,
 } from 'wagmi/chains';
 import { infuraProvider } from 'wagmi/providers/infura';
@@ -47,12 +51,16 @@ const themes = {
 };
 
 const allChains = {
-	mainnet,
-	optimism,
 	arbitrum,
+	arbitrumGoerli,
+	arbitrumSepolia,
 	goerli,
-	polygon,
+	mainnet,
+	optimism,
 	optimismGoerli,
+	optimismSepolia,
+	polygon,
+	polygonMumbai,
 	sepolia,
 };
 
diff --git a/src/settings.jsx b/src/settings.jsx
index cd9945c..ae0d2a2 100644
--- a/src/settings.jsx
+++ b/src/settings.jsx
@@ -295,14 +295,26 @@ function WPRainbowSettings() {
 									id="wp_rainbow_field_infura_network"
 								>
 									<option value="mainnet">Mainnet</option>
-									<option value="optimism">Optimism</option>
-									<option value="arbitrum">Arbitrum</option>
-									<option value="polygon">Polygon</option>
 									<option value="goerli">Goerli</option>
 									<option value="sepolia">Sepolia</option>
+									<option value="polygon">Polygon</option>
+									<option value="polygonMumbai">
+										Polygon Mumbai
+									</option>
+									<option value="optimism">Optimism</option>
 									<option value="optimismGoerli">
 										Optimism Goerli
 									</option>
+									<option value="optimismSepolia">
+										Optimism Sepolia
+									</option>
+									<option value="arbitrum">Arbitrum</option>
+									<option value="arbitrumGoerli">
+										Arbitrum Goerli
+									</option>
+									<option value="arbitrumSepolia">
+										Arbitrum Sepolia
+									</option>
 								</select>
 								<p>
 									<em>
diff --git a/wp-rainbow.php b/wp-rainbow.php
index 2b47f9d..1943a75 100644
--- a/wp-rainbow.php
+++ b/wp-rainbow.php
@@ -10,7 +10,7 @@
  * Plugin Name:       RainbowKit Login (Web3 Integration for Sign-In With Ethereum)
  * Plugin URI:        https://wp-rainbow.davisshaver.com/
  * Description:       RainbowKit Login allows WordPress users to log in with Ethereum using the Sign-In With Ethereum standard, powered by RainbowKit.
- * Version:           0.4.4
+ * Version:           0.4.5
  * Author:            Davis Shaver
  * Author URI:        https://davisshaver.com/
  * License:           GPL v2 or later
@@ -27,7 +27,7 @@
 /**
  * WP Rainbow version number
  */
-define( 'WP_RAINBOW_ASSETS_VERSION', '0.4.4' );
+define( 'WP_RAINBOW_ASSETS_VERSION', '0.4.5' );
 
 // Include the autoloader.
 add_action(