diff --git a/go.mod b/go.mod
index fdc49c8..8aff939 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,4 @@ module suah.dev/protect
 
 go 1.14
 
-require golang.org/x/sys v0.4.0
+require golang.org/x/sys v0.20.0
diff --git a/go.sum b/go.sum
index c2a6782..5d1e088 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,2 @@
-golang.org/x/sys v0.4.0 h1:Zr2JFtRQNX3BCZ8YtxRE9hNJYC8J6I1MVbMg6owUp18=
-golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
+golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=