diff --git a/deploy/linode/stackscript.sh b/deploy/linode/stackscript.sh
index acde63058..bbf5b6077 100644
--- a/deploy/linode/stackscript.sh
+++ b/deploy/linode/stackscript.sh
@@ -77,8 +77,7 @@ cp jail.conf jail.local
 systemctl start fail2ban
 systemctl enable fail2ban
 
-## Set up firewall with port 1323 open to default Proxeus platform
-# Set up nginx separately to proxy to 443
+## Set up firewall with defaults ports of Proxeus platform
 log "Configuring firewall"
 apt-get install ufw -y
 ufw default allow outgoing
@@ -88,6 +87,7 @@ ufw allow ssh
 ufw allow https
 ufw allow http
 ufw allow 1323
+ufw allow 2115
 
 ufw enable
 
@@ -115,6 +115,7 @@ END
 
 log "Warning: you should disable port 80 in production by removing the PROXEUS_ALLOW_HTTP line in your .env"
 
+# Commence Proxeus installation
 wget https://raw.githubusercontent.com/ProxeusApp/proxeus-core/master/bootstrap.sh;
 bash bootstrap.sh
 
diff --git a/ui/core/src/components/user/ProfileModal.vue b/ui/core/src/components/user/ProfileModal.vue
index b1130bd68..a0bcce77d 100644
--- a/ui/core/src/components/user/ProfileModal.vue
+++ b/ui/core/src/components/user/ProfileModal.vue
@@ -125,7 +125,7 @@ export default {
     updateEthereumAddress () {
       this.walletErrorMessage = ''
       if (!this.challenge) {
-        if (typeof window.web3 !== 'undefined' && window.web3 !== undefined) {
+        if (typeof window.ethereum !== 'undefined') {
           axios.get('/api/challenge').then((response) => {
             this.challenge = response.data
             this.metamaskLogin()
diff --git a/ui/core/src/views/AdminLogin.vue b/ui/core/src/views/AdminLogin.vue
index ce2f4db4c..12d2b9d71 100644
--- a/ui/core/src/views/AdminLogin.vue
+++ b/ui/core/src/views/AdminLogin.vue
@@ -78,7 +78,7 @@ export default {
     }
   },
   created () {
-    if (typeof window.web3 !== 'undefined' && window.web3 !== undefined) {
+    if (typeof window.ethereum !== 'undefined') {
       this.metamaskLoginAvailable = true
     }
   },
@@ -129,7 +129,7 @@ export default {
     },
     loginWithSignature () {
       if (!this.challenge) {
-        if (window.web3 !== undefined) {
+        if (typeof window.ethereum !== 'undefined') {
           this.metamaskLoginAvailable = true
           axios.get('/api/challenge').then((response) => {
             this.challenge = response.data
diff --git a/ui/core/src/views/Login.vue b/ui/core/src/views/Login.vue
index 4f803eced..42625acfa 100644
--- a/ui/core/src/views/Login.vue
+++ b/ui/core/src/views/Login.vue
@@ -60,7 +60,7 @@ export default {
     }
   },
   created () {
-    if (typeof window.web3 !== "undefined" && window.web3 !== undefined) {
+    if (typeof window.ethereum !== 'undefined') {
       this.metamaskLoginAvailable = true
     }
   },
diff --git a/ui/core/src/views/RegisterRequest.vue b/ui/core/src/views/RegisterRequest.vue
index 8a79dbb32..f7d0b0e41 100644
--- a/ui/core/src/views/RegisterRequest.vue
+++ b/ui/core/src/views/RegisterRequest.vue
@@ -73,7 +73,7 @@ export default {
     }
   },
   created () {
-    if (typeof window.web3 !== 'undefined' && window.web3 !== undefined) {
+    if (typeof window.ethereum !== 'undefined') {
       this.metamaskLoginAvailable = true
     }
   },
@@ -128,7 +128,7 @@ export default {
     },
     loginWithSignature () {
       if (!this.challenge) {
-        if (typeof window.web3 !== 'undefined' && window.web3 !== undefined) {
+        if (typeof window.ethereum !== 'undefined') {
           this.metamaskLoginAvailable = true
           axios.get('/api/challenge').then((response) => {
             this.challenge = response.data
diff --git a/ui/wallet/src/ProxeusEthereum/WalletInterface.js b/ui/wallet/src/ProxeusEthereum/WalletInterface.js
index ecf0111fd..cdbf50c6f 100644
--- a/ui/wallet/src/ProxeusEthereum/WalletInterface.js
+++ b/ui/wallet/src/ProxeusEthereum/WalletInterface.js
@@ -15,7 +15,7 @@ class WalletInterface {
   // TODO improve checking that current network matches what is expected
   // TODO: network param only for compatibility reasons with blockchain/dapp
   constructor (network = 'ropsten', proxeusFSAddress, forceProxeusWallet = false) {
-    this.useProxeusWallet = forceProxeusWallet || typeof window.web3 === 'undefined' || window.web3 === undefined
+    this.useProxeusWallet = forceProxeusWallet || typeof window.ethereum !== 'undefined'
 
     // make sure we are using the web3 we want and not the one provided by metamask
     this.web3 = new Web3(Web3.givenProvider || 'ws://localhost:8545')
@@ -32,14 +32,9 @@ class WalletInterface {
       this.web3.setProvider(
         new this.web3.providers.HttpProvider(
           'https://' + network + '.infura.io/'))
-
-      // overwrite the provided web3 for what we load
-      window.web3 = this.web3
     } else {
       if (window.ethereum) {
         this.web3.setProvider(window.ethereum)
-      } else {
-        this.web3.setProvider(window.web3.currentProvider)
       }
     }