diff --git a/.hgignore b/.hgignore
index 72f7564c6f8d..6e20e29ee4a7 100644
--- a/.hgignore
+++ b/.hgignore
@@ -134,7 +134,9 @@ _OPT\.OBJ/
 ^remote/test/puppeteer/node_modules/
 ^remote/test/puppeteer/package-lock\.json
 ^remote/test/puppeteer/packages/ng-schematics/test/build
+^remote/test/puppeteer/packages/puppeteer/.*/README.md
 ^remote/test/puppeteer/packages/puppeteer-core/src/generated
+^remote/test/puppeteer/packages/puppeteer-core/.*/README.md
 ^remote/test/puppeteer/src/generated
 ^remote/test/puppeteer/test/build
 ^remote/test/puppeteer/test/installation/puppeteer.*\.tgz