diff --git a/lib/renderer/init.js b/lib/renderer/init.js
index 0306463bc486..9b7ea9dabdb6 100644
--- a/lib/renderer/init.js
+++ b/lib/renderer/init.js
@@ -78,7 +78,7 @@ for (let arg of process.argv) {
 if (window.location.protocol === 'chrome-devtools:') {
   // Override some inspector APIs.
   require('./inspector')
-  nodeIntegration = 'true'
+  nodeIntegration = 'false'
 } else if (window.location.protocol === 'chrome-extension:') {
   // Add implementations of chrome API.
   require('./chrome-api').injectTo(window.location.hostname, isBackgroundPage, window)