diff --git a/.hgignore b/.hgignore
index 318cfb8772e1..72f7564c6f8d 100644
--- a/.hgignore
+++ b/.hgignore
@@ -134,6 +134,7 @@ _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-core/src/generated
 ^remote/test/puppeteer/src/generated
 ^remote/test/puppeteer/test/build
 ^remote/test/puppeteer/test/installation/puppeteer.*\.tgz
diff --git a/remote/.gitignore b/remote/.gitignore
index cb484e318967..ed9c343a93ad 100644
--- a/remote/.gitignore
+++ b/remote/.gitignore
@@ -12,6 +12,7 @@ test/puppeteer/experimental/
 test/puppeteer/node_modules/
 test/puppeteer/package-lock.json
 test/puppeteer/packages/ng-schematics/test/build
+test/puppeteer/packages/puppeteer-core/src/generated
 test/puppeteer/test/installation/puppeteer*.tgz
 test/puppeteer/src/generated
 test/puppeteer/test/**/build