diff --git a/main.js b/main.js
index b8227ab..2312852 100644
--- a/main.js
+++ b/main.js
@@ -88,6 +88,7 @@ function createWindow() {
         webPreferences: {
             nativeWindowOpen: true,
             nodeIntegrationInWorker: true,
+            nodeIntegration: true
         },
     };
 
diff --git a/package-lock.json b/package-lock.json
index 9d51b3d..c823e99 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "plenteumwallet",
-  "version": "v0.4.0",
+  "version": "v0.4.5",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 4f9f99c..cc46077 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "plenteumwallet",
   "productName": "PlenteumWallet",
   "description": "Plenteum GUI Wallet",
-  "version": "v0.4.0",
+  "version": "v0.4.5",
   "homepage": "https://github.com/plenteum/plenteum-wallet-electron",
   "repository": "https://github.com/plenteum/plenteum-wallet-electron",
   "main": "main.js",
diff --git a/src/js/ws_config.js b/src/js/ws_config.js
index 6b03c1b..66e58af 100644
--- a/src/js/ws_config.js
+++ b/src/js/ws_config.js
@@ -28,7 +28,7 @@ config.walletServiceConfigFormat = "json";
 config.walletServiceRpcPort = 8070;
 
 // block explorer url, the [[TX_HASH]] will be substituted w/ actual transaction hash
-config.blockExplorerUrl = 'http://eblock-explorer.plenteum.com/?hash=[[TX_HASH]]#blockchain_transaction';
+config.blockExplorerUrl = 'http://block-explorer.plenteum.com/?hash=[[TX_HASH]]#blockchain_transaction';
 
 // default remote node to connect to, set this to a known reliable node for 'just works' user experience
 config.remoteNodeDefaultHost = 'two.public.plenteum.com';
@@ -43,8 +43,7 @@ config.remoteNodeListFiltered = false;
 // fallback remote node list, in case fetching update failed, fill this with known to works remote nodes
 config.remoteNodeListFallback = [
     'two.public.plenteum.com:44016',
-    'three.public.plenteum.com:44016',
-    'four.public.plenteum.com:44016',
+    'three.public.plenteum.com:44016'
 ];
 
 // your currency name