diff --git a/go.mod b/go.mod
index 7ae3fed..f4f0f8a 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/dpattmann/prometheus-timestream-adapter
 go 1.16
 
 require (
-	github.com/aws/aws-sdk-go v1.42.50
+	github.com/aws/aws-sdk-go v1.42.51
 	github.com/gogo/protobuf v1.3.2
 	github.com/golang/snappy v0.0.4
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
diff --git a/go.sum b/go.sum
index 9591fbe..3c33934 100644
--- a/go.sum
+++ b/go.sum
@@ -39,8 +39,8 @@ github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRF
 github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
-github.com/aws/aws-sdk-go v1.42.50 h1:FA5pbpkLz2fdnMt+AWyHnNaIA269rqr/sYAe3WKCYN4=
-github.com/aws/aws-sdk-go v1.42.50/go.mod h1:OGr6lGMAKGlG9CVrYnWYDKIyb829c6EVBRjxqjmPepc=
+github.com/aws/aws-sdk-go v1.42.51 h1:PRxXC/0+8x2gK1WjgKwzFBubokGrJCc0N70iKPAY8UM=
+github.com/aws/aws-sdk-go v1.42.51/go.mod h1:OGr6lGMAKGlG9CVrYnWYDKIyb829c6EVBRjxqjmPepc=
 github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=