diff --git a/public_suffix_list.dat b/public_suffix_list.dat
index dbf9e22fc3..2cddf7beb1 100644
--- a/public_suffix_list.dat
+++ b/public_suffix_list.dat
@@ -11888,6 +11888,10 @@ publishproxy.com
 withgoogle.com
 withyoutube.com
 
+// Group 53, LLC : https://www.group53.com
+// Submitted by Tyler Todd <noc@nova53.net>
+awsmppl.com
+
 // Hakaran group: http://hakaran.cz
 // Submited by Arseniy Sokolov <security@hakaran.cz>
 fin.ci