diff --git a/ipv4/us.cidr b/ipv4/us.cidr
index 09476b392..b27d05923 100644
--- a/ipv4/us.cidr
+++ b/ipv4/us.cidr
@@ -8398,7 +8398,6 @@
 142.77.0.0/16
 142.79.0.0/17
 142.79.128.0/18
-142.79.192.0/19
 142.88.0.0/16
 142.91.0.0/21
 142.91.16.0/20
diff --git a/ipv6/us.cidr b/ipv6/us.cidr
index 6672c54da..6adfe2b54 100644
--- a/ipv6/us.cidr
+++ b/ipv6/us.cidr
@@ -990,6 +990,7 @@
 2602:819:c000::/40
 2602:819:e000::/44
 2602:819:f000::/40
+2602:f853::/40
 2602:f854::/40
 2602:f855::/36
 2602:f856::/40