diff --git a/data/category-ads b/data/category-ads
index 24cf35b4..05f6885d 100644
--- a/data/category-ads
+++ b/data/category-ads
@@ -15,6 +15,13 @@ include:youku-ads
 # Other domains for ads serving
 ad.wang502.com
 ad-srv.net
+adbutter.net
+
 
 # Ads serving for httpool.com
 toboads.com
+
+# Ads serving for unimhk.com
+ad.unimhk.com
+
+ysm.yahoo.com
diff --git a/data/category-ads-all b/data/category-ads-all
index 9980c1e5..9bf9b36b 100644
--- a/data/category-ads-all
+++ b/data/category-ads-all
@@ -2,6 +2,7 @@
 
 mgid.com
 httpool.com
+unimhk.com
 
 include:taboola
 include:category-ads