diff --git a/sigv4/go.mod b/sigv4/go.mod
index 893082ac..a20a1102 100644
--- a/sigv4/go.mod
+++ b/sigv4/go.mod
@@ -5,7 +5,7 @@ go 1.20
 replace github.com/prometheus/common => ../
 
 require (
-	github.com/aws/aws-sdk-go v1.45.18
+	github.com/aws/aws-sdk-go v1.45.19
 	github.com/prometheus/client_golang v1.17.0
 	github.com/prometheus/common v0.44.0
 	github.com/stretchr/testify v1.8.4
diff --git a/sigv4/go.sum b/sigv4/go.sum
index d6d24a64..987e9ade 100644
--- a/sigv4/go.sum
+++ b/sigv4/go.sum
@@ -1,5 +1,5 @@
-github.com/aws/aws-sdk-go v1.45.18 h1:uSOGg4LFtpQH/bq9FsumMKfZHNl7BdH7WURHOqKXHNU=
-github.com/aws/aws-sdk-go v1.45.18/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
+github.com/aws/aws-sdk-go v1.45.19 h1:+4yXWhldhCVXWFOQRF99ZTJ92t4DtoHROZIbN7Ujk/U=
+github.com/aws/aws-sdk-go v1.45.19/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=