diff --git a/addons/web/tooling/_eslintignore b/addons/web/tooling/_eslintignore
index 9b3e5f456a3..a147fb3ffe6 100644
--- a/addons/web/tooling/_eslintignore
+++ b/addons/web/tooling/_eslintignore
@@ -37,3 +37,21 @@ web_studio/static/src/legacy/**/*
 addons/web/static/tests/**/legacy/*
 web_enterprise/static/tests/**/legacy/*
 web_studio/static/tests/**/legacy/*
+
+# web_dashboard
+# whitelist new code
+!web_dashboard
+!web_dashboard/**/*
+
+# blacklist legacy
+web_dashboard/static/src/legacy/**/*
+web_dashboard/static/tests/legacy/**/*
+
+# web_cohort
+# whitelist new code
+!web_cohort
+!web_cohort/**/*
+
+# blacklist legacy
+web_cohort/static/src/legacy/**/*
+web_cohort/static/tests/legacy/**/*
diff --git a/addons/web/tooling/_prettierignore b/addons/web/tooling/_prettierignore
index 9b3e5f456a3..a147fb3ffe6 100644
--- a/addons/web/tooling/_prettierignore
+++ b/addons/web/tooling/_prettierignore
@@ -37,3 +37,21 @@ web_studio/static/src/legacy/**/*
 addons/web/static/tests/**/legacy/*
 web_enterprise/static/tests/**/legacy/*
 web_studio/static/tests/**/legacy/*
+
+# web_dashboard
+# whitelist new code
+!web_dashboard
+!web_dashboard/**/*
+
+# blacklist legacy
+web_dashboard/static/src/legacy/**/*
+web_dashboard/static/tests/legacy/**/*
+
+# web_cohort
+# whitelist new code
+!web_cohort
+!web_cohort/**/*
+
+# blacklist legacy
+web_cohort/static/src/legacy/**/*
+web_cohort/static/tests/legacy/**/*