diff --git a/go.mod b/go.mod
index 2b02c06..8410d4a 100644
--- a/go.mod
+++ b/go.mod
@@ -5,5 +5,5 @@ go 1.13
 require (
 	github.com/chromedp/cdproto v0.0.0-20191003000610-799a06e3acec
 	github.com/gorilla/websocket v1.4.1
-	golang.org/x/sys v0.0.0-20191003212358-c178f38b412c
+	golang.org/x/sys v0.5.0
 )
diff --git a/go.sum b/go.sum
index 45ac23e..137cca1 100644
--- a/go.sum
+++ b/go.sum
@@ -6,5 +6,5 @@ github.com/knq/sysutil v0.0.0-20181215143952-f05b59f0f307 h1:vl4eIlySbjertFaNwiM
 github.com/knq/sysutil v0.0.0-20181215143952-f05b59f0f307/go.mod h1:BjPj+aVjl9FW/cCGiF3nGh5v+9Gd3VCgBQbod/GlMaQ=
 github.com/mailru/easyjson v0.7.0 h1:aizVhC/NAAcKWb+5QsU1iNOZb4Yws5UO2I+aIprQITM=
 github.com/mailru/easyjson v0.7.0/go.mod h1:KAzv3t3aY1NaHWoQz1+4F1ccyAH66Jk7yos7ldAVICs=
-golang.org/x/sys v0.0.0-20191003212358-c178f38b412c h1:6Zx7DRlKXf79yfxuQ/7GqV3w2y7aDsk6bGg0MzF5RVU=
-golang.org/x/sys v0.0.0-20191003212358-c178f38b412c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
+golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=