diff --git a/data/tld-!cn b/data/tld-!cn
index 5073e5e2..f642518f 100644
--- a/data/tld-!cn
+++ b/data/tld-!cn
@@ -2,6 +2,9 @@
 # https://icannwiki.org/Country_code_top-level_domain
 # https://www.101domain.com/branded_domains.htm
 
+# Used by U.S. federal government
+gov
+
 # ccTLD
 ac # Ascension Island
 ad # Andorra