diff --git a/npm-postinstall.js b/npm-postinstall.js
index 7c561ed1618..b4eaba4eaf2 100644
--- a/npm-postinstall.js
+++ b/npm-postinstall.js
@@ -88,7 +88,7 @@ getConfig.stdout.on('data', (data) => {
     );
   }
 
-  if (EEGVisEnabled === 'true') {
+  if (EEGVisEnabled === 'true' || EEGVisEnabled === '1') {
     console.info('\n ----- \n >> '
       + 'EEG Browser visualization components enabled '
       + '\n -----'
diff --git a/webpack.config.js b/webpack.config.js
index fa328c6f984..a0f7aaca2e0 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -90,7 +90,7 @@ modulePlugins.push(
   })
 );
 
-if (EEGVisEnabled !== 'true') {
+if (EEGVisEnabled !== 'true' && EEGVisEnabled !== '1' ) {
   modulePlugins.push(
     new IgnorePlugin({
       resourceRegExp: /react-series-data-viewer/,
@@ -235,6 +235,7 @@ let config = [
     resolve: resolve,
     module: mod,
     stats: 'errors-warnings',
+    cache: {type: 'filesystem'},
   },
 ];