diff --git a/go.mod b/go.mod
index b536b30..55916af 100644
--- a/go.mod
+++ b/go.mod
@@ -11,7 +11,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/feature/dynamodb/attributevalue v1.15.16
 	github.com/aws/aws-sdk-go-v2/feature/dynamodb/expression v1.7.51
 	github.com/aws/aws-sdk-go-v2/service/dynamodb v1.37.0
-	github.com/aws/smithy-go v1.22.0
+	github.com/aws/smithy-go v1.22.1
 	github.com/nabeken/aws-go-dynamodb v1.0.2
 	github.com/stretchr/testify v1.9.0
 )
diff --git a/go.sum b/go.sum
index 50f6c55..dd7a3cc 100644
--- a/go.sum
+++ b/go.sum
@@ -21,8 +21,8 @@ github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.12.0 h1:TToQNkv
 github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.12.0/go.mod h1:0jp+ltwkf+SwG2fm/PKo8t4y8pJSgOCO4D8Lz3k0aHQ=
 github.com/aws/aws-sdk-go-v2/service/internal/endpoint-discovery v1.10.4 h1:rWKH6IiWDRIxmsTJUB/wEY+EIPp+P3C78Vidl+HXp6w=
 github.com/aws/aws-sdk-go-v2/service/internal/endpoint-discovery v1.10.4/go.mod h1:MzOAfuiNZ6asjVrA+dNvXl5lI2nmzXakSpDFLOcOyJ4=
-github.com/aws/smithy-go v1.22.0 h1:uunKnWlcoL3zO7q+gG2Pk53joueEOsnNB28QdMsmiMM=
-github.com/aws/smithy-go v1.22.0/go.mod h1:irrKGvNn1InZwb2d7fkIRNucdfwR8R+Ts3wxYa/cJHg=
+github.com/aws/smithy-go v1.22.1 h1:/HPHZQ0g7f4eUeK6HKglFz8uwVfZKgoI25rb/J+dnro=
+github.com/aws/smithy-go v1.22.1/go.mod h1:irrKGvNn1InZwb2d7fkIRNucdfwR8R+Ts3wxYa/cJHg=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=