diff --git a/go.mod b/go.mod
index 931368017..27cad2b58 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.18
 require (
 	github.com/IBM/keyprotect-go-client v0.9.2
 	github.com/aws/aws-sdk-go v1.44.180
-	github.com/aws/aws-sdk-go-v2/service/sts v1.18.0
+	github.com/aws/aws-sdk-go-v2/service/sts v1.18.1
 	github.com/ceph/ceph-csi/api v0.0.0-00010101000000-000000000000
 	// TODO: API for managing subvolume metadata and snapshot metadata requires `ceph_ci_untested` build-tag
 	github.com/ceph/go-ceph v0.19.0
diff --git a/go.sum b/go.sum
index ca5309a3c..61b898c9f 100644
--- a/go.sum
+++ b/go.sum
@@ -150,8 +150,8 @@ github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.21 h1:5NbbMrIzmUn/TXFqAl
 github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.21/go.mod h1:+Gxn8jYn5k9ebfHEqlhrMirFjSW0v0C9fI+KN5vk2kE=
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.21 h1:5C6XgTViSb0bunmU57b3CT+MhxULqHH2721FVA+/kDM=
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.21/go.mod h1:lRToEJsn+DRA9lW4O9L9+/3hjTkUzlzyzHqn8MTds5k=
-github.com/aws/aws-sdk-go-v2/service/sts v1.18.0 h1:kOO++CYo50RcTFISESluhWEi5Prhg+gaSs4whWabiZU=
-github.com/aws/aws-sdk-go-v2/service/sts v1.18.0/go.mod h1:+lGbb3+1ugwKrNTWcf2RT05Xmp543B06zDFTwiTLp7I=
+github.com/aws/aws-sdk-go-v2/service/sts v1.18.1 h1:q3xG67qnKp1gsYSJY5AtTvFKY2IlmGPGrTw/Wy8EjeQ=
+github.com/aws/aws-sdk-go-v2/service/sts v1.18.1/go.mod h1:+lGbb3+1ugwKrNTWcf2RT05Xmp543B06zDFTwiTLp7I=
 github.com/aws/smithy-go v1.13.5 h1:hgz0X/DX0dGqTYpGALqXJoRKRj5oQ7150i5FdTePzO8=
 github.com/aws/smithy-go v1.13.5/go.mod h1:Tg+OJXh4MB2R/uN61Ko2f6hTZwB/ZYGOtib8J3gBHzA=
 github.com/baiyubin/aliyun-sts-go-sdk v0.0.0-20180326062324-cfa1a18b161f/go.mod h1:AuiFmCCPBSrqvVMvuqFuk0qogytodnVFVSN5CeJB8Gc=
diff --git a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/CHANGELOG.md b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/CHANGELOG.md
index e624d601e..cdc406091 100644
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/CHANGELOG.md
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/CHANGELOG.md
@@ -1,3 +1,7 @@
+# v1.18.1 (2023-01-23)
+
+* No change notes available for this release.
+
 # v1.18.0 (2023-01-05)
 
 * **Feature**: Add `ErrorCodeOverride` field to all error structs (aws/smithy-go#401).
diff --git a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/go_module_metadata.go b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/go_module_metadata.go
index 2755e647e..680eb92e5 100644
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/go_module_metadata.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/go_module_metadata.go
@@ -3,4 +3,4 @@
 package sts
 
 // goModuleVersion is the tagged release for this module
-const goModuleVersion = "1.18.0"
+const goModuleVersion = "1.18.1"
diff --git a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints/endpoints.go b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints/endpoints.go
index ce9acedcd..1f99a0209 100644
--- a/vendor/github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints/endpoints.go
+++ b/vendor/github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints/endpoints.go
@@ -165,6 +165,9 @@ var defaultPartitions = endpoints.Partitions{
 			endpoints.EndpointKey{
 				Region: "ap-southeast-3",
 			}: endpoints.Endpoint{},
+			endpoints.EndpointKey{
+				Region: "ap-southeast-4",
+			}: endpoints.Endpoint{},
 			endpoints.EndpointKey{
 				Region: "aws-global",
 			}: endpoints.Endpoint{
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 937183283..f16d1d4db 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -85,7 +85,7 @@ github.com/aws/aws-sdk-go-v2/internal/endpoints/v2
 # github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.21
 ## explicit; go 1.15
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url
-# github.com/aws/aws-sdk-go-v2/service/sts v1.18.0
+# github.com/aws/aws-sdk-go-v2/service/sts v1.18.1
 ## explicit; go 1.15
 github.com/aws/aws-sdk-go-v2/service/sts
 github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints