diff --git a/data/firefox b/data/firefox
new file mode 100644
index 00000000..18523d75
--- /dev/null
+++ b/data/firefox
@@ -0,0 +1,2 @@
+firefox.com
+firefox.com.cn
diff --git a/data/mozilla b/data/mozilla
index 3b1328dd..d66d13c5 100644
--- a/data/mozilla
+++ b/data/mozilla
@@ -7,3 +7,5 @@ bugzilla.org
 getpocket.com
 seamonkey-project.org
 rust-lang.org
+
+include:firefox