diff --git a/packages/browserless/src/driver.js b/packages/browserless/src/driver.js
index 513eb27b8b..15c53414f5 100644
--- a/packages/browserless/src/driver.js
+++ b/packages/browserless/src/driver.js
@@ -10,7 +10,7 @@ const pReflect = require('p-reflect')
 // AWS Lambda flags: https://github.com/alixaxel/chrome-aws-lambda/blob/78fdbf1b9b9a439883dc2fe747171a765b835031/source/index.ts#L94
 const defaultArgs = [
   '--autoplay-policy=user-gesture-required', // https://source.chromium.org/search?q=lang:cpp+symbol:kAutoplayPolicy&ss=chromium
-  '--disable-blink-features=AutomationControlled', // https://blog.m157q.tw/posts/2020/09/11/bypass-cloudflare-detection-while-using-selenium-with-chromedriver/
+  '--disable-blink-features=PrettyPrintJSONDocument,AutomationControlled', // https://blog.m157q.tw/posts/2020/09/11/bypass-cloudflare-detection-while-using-selenium-with-chromedriver/
   '--disable-cloud-import',
   '--disable-domain-reliability', // https://source.chromium.org/search?q=lang:cpp+symbol:kDisableDomainReliability&ss=chromium
   '--disable-features=AudioServiceOutOfProcess,IsolateOrigins,site-per-process', // https://source.chromium.org/search?q=file:content_features.cc&ss=chromium