diff --git a/test/diff/puppeteer.js b/test/diff/puppeteer.js
index 61df95628655f316ad804de31133f5197be243ea..0bdbeab1adacbbe7694ee3ac5fc4ffc262efa978 100644
--- a/test/diff/puppeteer.js
+++ b/test/diff/puppeteer.js
@@ -17,6 +17,7 @@ const maxFailedPixels = 0.05; // total failed pixels
 const exceptionList = [
 
 	'index',
+	'css3d_youtube',
 	'webgl_loader_texture_pvrtc', // not supported in CI, useless
 	'webgl_materials_envmaps_parallax',
 	'webgl_test_memory2', // gives fatal error in puppeteer