diff --git a/go/go.mod b/go/go.mod
index 19c3153a55..17b2b62794 100644
--- a/go/go.mod
+++ b/go/go.mod
@@ -11,7 +11,7 @@ require (
 	github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf // indirect
 	github.com/alexkohler/nargs v0.0.0-20190601183533-5ef696e27c16 // indirect
 	github.com/attic-labs/kingpin v2.2.7-0.20180312050558-442efcfac769+incompatible
-	github.com/aws/aws-sdk-go v1.20.21
+	github.com/aws/aws-sdk-go v1.21.0
 	github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973 // indirect
 	github.com/cenkalti/backoff v2.2.1+incompatible
 	github.com/codahale/blake2 v0.0.0-20150924215134-8d10d0420cbf
diff --git a/go/go.sum b/go/go.sum
index 1e9dc1f9b4..1e4e1c58fb 100644
--- a/go/go.sum
+++ b/go/go.sum
@@ -66,6 +66,8 @@ github.com/aws/aws-sdk-go v1.20.20 h1:OAR/GtjMOhenkp1NNKr1N1FgIP3mQXHeGbRhvVIAQp
 github.com/aws/aws-sdk-go v1.20.20/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/aws/aws-sdk-go v1.20.21 h1:22vHWL9rur+SRTYPHAXlxJMFIA9OSYsYDIAHFDhQ7Z0=
 github.com/aws/aws-sdk-go v1.20.21/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/aws/aws-sdk-go v1.21.0 h1:dRGzi4XZe5GFSJssHkRNUf/hRD/HL8bdqTYa9hpAO8c=
+github.com/aws/aws-sdk-go v1.21.0/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/beorn7/perks v0.0.0-20160229213445-3ac7bf7a47d1/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v0.0.0-20160229213445-3ac7bf7a47d1/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=