diff --git a/Optional-Hardening.md b/Optional-Hardening.md
index 859fd1e..f536f92 100644
--- a/Optional-Hardening.md
+++ b/Optional-Hardening.md
@@ -239,6 +239,7 @@ user_pref("privacy.sanitize.sanitizeOnShutdown", true);
 user_pref("privacy.clearOnShutdown_v2.cache", true);
 user_pref("privacy.clearOnShutdown_v2.cookiesAndStorage", true);
 user_pref("privacy.clearOnShutdown_v2.browsingHistoryAndDownloads", true);
+user_pref("privacy.clearOnShutdown_v2.downloads", true); // [HIDDEN]
 user_pref("privacy.clearOnShutdown_v2.formdata", true);
 
 // PREF: after crashes or restarts, do not save extra session data