diff --git a/.eslintignore b/.eslintignore
index 49737ab8fd0..ae833e7482e 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -7,6 +7,7 @@
 /tests/fixtures/**
 /tests/performance/**
 /tmp/**
+/tools/internal-rules/node_modules/**
 /lib/rules/utils/unicode/is-combining-character.js
 test.js
 !.eslintrc.js
diff --git a/.gitignore b/.gitignore
index b550439d36b..0bff39a122b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,7 @@ versions.json
 .eslintcache
 .cache
 /packages/**/node_modules
+/tools/internal-rules/node_modules
 /.vscode
 .sublimelinterrc
 .eslint-release-info.json