diff --git a/go.mod b/go.mod
index a05eef3..1d53759 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/nklaassen/sts-endpoints
 go 1.18
 
 require (
-	github.com/aws/aws-sdk-go v1.55.0
+	github.com/aws/aws-sdk-go v1.55.4
 	github.com/google/go-cmp v0.6.0
 	github.com/gravitational/teleport v1.3.3-0.20230309161551-2f9c1f562ac3
 	golang.org/x/exp v0.0.0-20230307190834-24139beb5833
diff --git a/go.sum b/go.sum
index 8214918..f006100 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/aws/aws-sdk-go v1.55.0 h1:hVALKPjXz33kP1R9nTyJpUK7qF59dO2mleQxUW9mCVE=
-github.com/aws/aws-sdk-go v1.55.0/go.mod h1:eRwEWoyTWFMVYVQzKMNHWP5/RV4xIUGMQfXQHfHkpNU=
+github.com/aws/aws-sdk-go v1.55.4 h1:u7sFWQQs5ivGuYvCxi7gJI8nN/P9Dq04huLaw39a4lg=
+github.com/aws/aws-sdk-go v1.55.4/go.mod h1:eRwEWoyTWFMVYVQzKMNHWP5/RV4xIUGMQfXQHfHkpNU=
 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=