diff --git a/localstack/ls_tmp/snakeoil.conf b/localstack/ls_tmp/snakeoil.conf
index e505585d1..91321c1f9 100644
--- a/localstack/ls_tmp/snakeoil.conf
+++ b/localstack/ls_tmp/snakeoil.conf
@@ -15,4 +15,5 @@ subjectAltName = @alt_names
 [alt_names]
 DNS.1 = localhost
 DNS.2 = localhost.localstack.cloud
-DNS.3 = *.us-west-2.compute.amazonaws.com
\ No newline at end of file
+DNS.3 = *.us-west-2.compute.amazonaws.com
+DNS.4 = *.us-gov-east-1.compute.amazonaws.com
\ No newline at end of file