diff --git a/go.mod b/go.mod
index 5b536e47..12f5778d 100644
--- a/go.mod
+++ b/go.mod
@@ -4,10 +4,11 @@ go 1.16
 
 require (
 	github.com/Hsn723/certspotter-client v1.0.1
-	github.com/aws/aws-sdk-go v1.44.1
+	github.com/aws/aws-sdk-go v1.44.2
 	github.com/cybozu-go/log v1.6.1
 	github.com/emersion/go-sasl v0.0.0-20200509203442-7bfe0ed36a21
 	github.com/emersion/go-smtp v0.15.1-0.20220315104156-8c3df8a6b249
+	github.com/google/uuid v1.2.0
 	github.com/gruntwork-io/terratest v0.40.7
 	github.com/onsi/ginkgo/v2 v2.1.4
 	github.com/onsi/gomega v1.19.0
diff --git a/go.sum b/go.sum
index 6139934d..cee1ba6b 100644
--- a/go.sum
+++ b/go.sum
@@ -130,8 +130,8 @@ github.com/aws/aws-lambda-go v1.13.3/go.mod h1:4UKl9IzQMoD+QF79YdCuzCwp8VbmG4VAQ
 github.com/aws/aws-sdk-go v1.15.11/go.mod h1:mFuSZ37Z9YOHbQEwBWztmVzqXrEkub65tZoCYDt7FT0=
 github.com/aws/aws-sdk-go v1.15.78/go.mod h1:E3/ieXAlvM0XWO57iftYVDLLvQ824smPP3ATZkfNZeM=
 github.com/aws/aws-sdk-go v1.40.56/go.mod h1:585smgzpB/KqRA+K3y/NL/oYRqQvpNJYvLm+LY1U59Q=
-github.com/aws/aws-sdk-go v1.44.1 h1:w34ZmPT6K4NTd7Yap1P7SLXPTii0ABmBz3KEh4KJdKc=
-github.com/aws/aws-sdk-go v1.44.1/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo=
+github.com/aws/aws-sdk-go v1.44.2 h1:5VBk5r06bgxgRKVaUtm1/4NT/rtrnH2E4cnAYv5zgQc=
+github.com/aws/aws-sdk-go v1.44.2/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX4oIKwKHZo=
 github.com/beorn7/perks v0.0.0-20160804104726-4c0e84591b9a/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=