diff --git a/packages/nuxeo-web-ui-ftest/wdio.conf.js b/packages/nuxeo-web-ui-ftest/wdio.conf.js
index bb50e5ed11..fbf09ee20a 100644
--- a/packages/nuxeo-web-ui-ftest/wdio.conf.js
+++ b/packages/nuxeo-web-ui-ftest/wdio.conf.js
@@ -35,7 +35,6 @@ const options = {};
 switch (capability.browserName) {
   case 'chrome':
     options.args = ['--no-sandbox'];
-    options.w3c = false;
 
     if (process.env.HEADLESS) {
       options.args.push('--window-size=1920,1080');
diff --git a/plugin/a11y/wdio.conf.js b/plugin/a11y/wdio.conf.js
index 32ac676978..5d37d734e3 100644
--- a/plugin/a11y/wdio.conf.js
+++ b/plugin/a11y/wdio.conf.js
@@ -28,7 +28,6 @@ const capability = {
 };
 const options = {
   args: ['--no-sandbox'],
-  w3c: false,
 };
 if (process.env.HEADLESS) {
   options.args.push('--window-size=1920,1080');