diff --git a/landing/siwe.react.js b/landing/siwe.react.js
--- a/landing/siwe.react.js
+++ b/landing/siwe.react.js
@@ -20,7 +20,10 @@
   siweMessageSigningExplanationStatements,
   createSIWEMessage,
 } from 'lib/utils/siwe-utils.js';
-import { AlchemyENSCacheProvider, wagmiConfig } from 'lib/utils/wagmi-utils.js';
+import {
+  AlchemyENSCacheProvider,
+  getWagmiConfig,
+} from 'lib/utils/wagmi-utils.js';
 
 import { SIWEContext } from './siwe-context.js';
 import css from './siwe.css';
@@ -33,6 +36,8 @@
   window.ReactNativeWebView?.postMessage?.(JSON.stringify(message));
 }
 
+const wagmiConfig = getWagmiConfig();
+
 type Signer = {
   +signMessage: ({ +message: string, ... }) => Promise<string>,
   ...
diff --git a/lib/utils/wagmi-utils.js b/lib/utils/wagmi-utils.js
--- a/lib/utils/wagmi-utils.js
+++ b/lib/utils/wagmi-utils.js
@@ -17,31 +17,40 @@
 
 import { ENSCacheProvider } from '../components/ens-cache-provider.react.js';
 
-const wallets = [injectedWallet];
 const projectId = process.env.COMM_WALLETCONNECT_KEY;
-if (projectId) {
-  wallets.push(rainbowWallet, metaMaskWallet, walletConnectWallet);
-}
-
-const connectors = connectorsForWallets(
-  [{ groupName: 'Recommended', wallets }],
-  {
-    appName: 'Comm',
-    projectId,
-  },
-);
-
 const alchemyKey = process.env.COMM_ALCHEMY_KEY;
 const transport = alchemyKey
   ? http(`https://eth-mainnet.g.alchemy.com/v2/${alchemyKey}`)
   : http();
-const wagmiConfig: mixed = createConfig({
-  connectors,
-  chains: [mainnet],
-  transports: {
-    [mainnet.id]: transport,
-  },
-});
+
+type GetWagmiConfigParams = {
+  +includeInjectedWallet?: ?boolean,
+};
+function getWagmiConfig(params?: ?GetWagmiConfigParams): mixed {
+  const wallets = [];
+  if (params?.includeInjectedWallet) {
+    wallets.push(injectedWallet);
+  }
+  if (projectId) {
+    wallets.push(rainbowWallet, metaMaskWallet, walletConnectWallet);
+  }
+
+  const connectors = connectorsForWallets(
+    [{ groupName: 'Recommended', wallets }],
+    {
+      appName: 'Comm',
+      projectId,
+    },
+  );
+
+  return createConfig({
+    connectors,
+    chains: [mainnet],
+    transports: {
+      [mainnet.id]: transport,
+    },
+  });
+}
 
 const ethersAlchemyProvider = new AlchemyProvider('mainnet', alchemyKey);
 
@@ -57,4 +66,4 @@
   );
 }
 
-export { wagmiConfig, AlchemyENSCacheProvider };
+export { getWagmiConfig, AlchemyENSCacheProvider };
diff --git a/web/app.react.js b/web/app.react.js
--- a/web/app.react.js
+++ b/web/app.react.js
@@ -38,7 +38,10 @@
 import { getConfig, registerConfig } from 'lib/utils/config.js';
 import { useDispatch } from 'lib/utils/redux-utils.js';
 import { infoFromURL } from 'lib/utils/url-utils.js';
-import { AlchemyENSCacheProvider, wagmiConfig } from 'lib/utils/wagmi-utils.js';
+import {
+  AlchemyENSCacheProvider,
+  getWagmiConfig,
+} from 'lib/utils/wagmi-utils.js';
 
 import QrCodeLogin from './account/qr-code-login.react.js';
 import AppThemeWrapper from './app-theme-wrapper.react.js';
@@ -122,6 +125,8 @@
 
 const queryClient = new QueryClient();
 
+const wagmiConfig = getWagmiConfig({ includeInjectedWallet: true });
+
 type BaseProps = {
   +location: {
     +pathname: string,