diff --git a/data/category-ads b/data/category-ads
index b981a312..251baf40 100644
--- a/data/category-ads
+++ b/data/category-ads
@@ -30,6 +30,7 @@ include:meta @ads
 include:microsoft @ads
 include:mihoyo @ads
 include:mindbox @ads
+include:mozilla @ads
 include:mts-ru @ads
 include:netease @ads
 include:nicegram @ads
diff --git a/data/mozilla b/data/mozilla
index 0e2b864c..75b366db 100644
--- a/data/mozilla
+++ b/data/mozilla
@@ -14,3 +14,9 @@ mozillafoundation.org
 mzl.la
 seamonkey-project.org
 thunderbird.net
+
+# Ads/tracking
+full:ads-img.mozilla.org @ads
+full:ads.mozilla.org @ads
+full:incoming.telemetry.mozilla.org @ads
+full:incoming-telemetry.thunderbird.net @ads