diff --git a/go.mod b/go.mod
index 0d81571..3dcef97 100644
--- a/go.mod
+++ b/go.mod
@@ -14,5 +14,5 @@ require (
 	github.com/pkg/errors v0.8.0
 	go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352
 	golang.org/x/net v0.0.0-20170726083632-f5079bd7f6f7 // indirect
-	golang.org/x/sys v0.0.0-20170728174421-0f826bdd13b5 // indirect
+	golang.org/x/sys v0.1.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 80502af..9094ab9 100644
--- a/go.sum
+++ b/go.sum
@@ -20,5 +20,5 @@ go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352 h1:CCriYyAfq1Br1aIYettdH
 go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352/go.mod h1:SNgMg+EgDFwmvSmLRTNKC5fegJjB7v23qTQ0XLGUNHk=
 golang.org/x/net v0.0.0-20170726083632-f5079bd7f6f7 h1:1Pw+ZX4dmGORIwGkTwnUr7RFuMhfpCYHXRZNF04XPYs=
 golang.org/x/net v0.0.0-20170726083632-f5079bd7f6f7/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/sys v0.0.0-20170728174421-0f826bdd13b5 h1:NAjcSWsnFBcOQGn/lxvHouhL7iPC53X8+znVzzQkAEg=
-golang.org/x/sys v0.0.0-20170728174421-0f826bdd13b5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.1.0 h1:kunALQeHf1/185U1i0GOB/fy1IPRDDpuoOOqRReG57U=
+golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=