diff --git a/go.mod b/go.mod
index 3646bcc..289d5f6 100644
--- a/go.mod
+++ b/go.mod
@@ -9,7 +9,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/credentials v1.20.6
 	github.com/aws/aws-sdk-go-v2/service/sso v1.38.1
 	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.43.1
-	github.com/aws/smithy-go v1.28.2
+	github.com/aws/smithy-go v1.28.4
 	github.com/stretchr/testify v1.12.1
 )
 
diff --git a/go.sum b/go.sum
index d86b963..1f3207c 100644
--- a/go.sum
+++ b/go.sum
@@ -30,8 +30,8 @@ github.com/aws/aws-sdk-go-v2/service/ssooidc v1.43.1 h1:orIWdNiLgzrhu/11RcPPKO/S
 github.com/aws/aws-sdk-go-v2/service/ssooidc v1.43.1/go.mod h1:skwM/xsbR/1ReUTesv9BhpJp1VjajR7DWQnuVLwiXsQ=
 github.com/aws/aws-sdk-go-v2/service/sts v1.51.1 h1:0HOqZXRvMytH6bFHVIc0oJX07sZjfhz0zXtjs6gdE8s=
 github.com/aws/aws-sdk-go-v2/service/sts v1.51.1/go.mod h1:26zA0GhDrLo+yiLI2yXWxqB1PdsShfLikoI7GOEgugM=
-github.com/aws/smithy-go v1.28.2 h1:myhcykQcatTul2B/zITjDk203G7t0awUAs1hVry5Bvg=
-github.com/aws/smithy-go v1.28.2/go.mod h1:YE2RhdIuDbA5E5bTdciG9KrW3+TiEONeUWCqxX9i1Fc=
+github.com/aws/smithy-go v1.28.4 h1:vzBmFpcRUtotqGPfmnro2W2Pgg3mk103n9sZhNJY9YU=
+github.com/aws/smithy-go v1.28.4/go.mod h1:YE2RhdIuDbA5E5bTdciG9KrW3+TiEONeUWCqxX9i1Fc=
 github.com/hexops/gotextdiff v1.0.3 h1:gitA9+qJrrTCsiCl7+kh75nPqQt1cx4ZkudSTLoUqJM=
 github.com/hexops/gotextdiff v1.0.3/go.mod h1:pSWU5MAI3yDq+fZBTazCSJysOMbxWL1BSow5/V2vxeg=
 github.com/stretchr/testify v1.12.1 h1:EuwCh5fleGS7H32xRwO3wRGT7DxrDhLAT6FF8MpWDWE=