diff --git a/go.mod b/go.mod
index 2b22111f2a9..69f1e43d95d 100644
--- a/go.mod
+++ b/go.mod
@@ -42,7 +42,7 @@ require (
 	go.bug.st/cleanup v1.0.0
 	go.bug.st/downloader/v2 v2.1.1
 	go.bug.st/relaxed-semver v0.0.0-20190922224835-391e10178d18
-	go.bug.st/serial v1.1.1
+	go.bug.st/serial v1.1.2
 	go.bug.st/serial.v1 v0.0.0-20180827123349-5f7892a7bb45 // indirect
 	golang.org/x/crypto v0.0.0-20200406173513-056763e48d71
 	golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e
diff --git a/go.sum b/go.sum
index d343786ab25..38babca9bda 100644
--- a/go.sum
+++ b/go.sum
@@ -269,8 +269,8 @@ go.bug.st/downloader/v2 v2.1.1 h1:nyqbUizo3E2IxCCm4YFac4FtSqqFpqWP+Aae5GCMuw4=
 go.bug.st/downloader/v2 v2.1.1/go.mod h1:VZW2V1iGKV8rJL2ZEGIDzzBeKowYv34AedJz13RzVII=
 go.bug.st/relaxed-semver v0.0.0-20190922224835-391e10178d18 h1:F1qxtaFuewctYc/SsHRn+Q7Dtwi+yJGPgVq8YLtQz98=
 go.bug.st/relaxed-semver v0.0.0-20190922224835-391e10178d18/go.mod h1:Cx1VqMtEhE9pIkEyUj3LVVVPkv89dgW8aCKrRPDR/uE=
-go.bug.st/serial v1.1.1 h1:5J1DpaIaSIruBi7jVnKXnhRS+YQ9+2PLJMtIZKoIgnc=
-go.bug.st/serial v1.1.1/go.mod h1:VmYBeyJWp5BnJ0tw2NUJHZdJTGl2ecBGABHlzRK1knY=
+go.bug.st/serial v1.1.2 h1:6xDpbta8KJ+VLRTeM8ghhxXRMLE/Lr8h9iDKwydarAY=
+go.bug.st/serial v1.1.2/go.mod h1:VmYBeyJWp5BnJ0tw2NUJHZdJTGl2ecBGABHlzRK1knY=
 go.bug.st/serial.v1 v0.0.0-20180827123349-5f7892a7bb45 h1:mACY1anK6HNCZtm/DK2Rf2ZPHggVqeB0+7rY9Gl6wyI=
 go.bug.st/serial.v1 v0.0.0-20180827123349-5f7892a7bb45/go.mod h1:dRSl/CVCTf56CkXgJMDOdSwNfo2g1orOGE/gBGdvjZw=
 go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=