diff --git a/go.mod b/go.mod
index f0c4568..bf4e6a4 100644
--- a/go.mod
+++ b/go.mod
@@ -4,5 +4,5 @@ go 1.13
 
 require (
 	github.com/tklauser/numcpus v0.6.1
-	golang.org/x/sys v0.14.0
+	golang.org/x/sys v0.15.0
 )
diff --git a/go.sum b/go.sum
index cc52e0c..81faf4a 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
 github.com/tklauser/numcpus v0.6.1 h1:ng9scYS7az0Bk4OZLvrNXNSAO2Pxr1XXRAPyjhIx+Fk=
 github.com/tklauser/numcpus v0.6.1/go.mod h1:1XfjsgE2zo8GVw7POkMbHENHzVg3GzmoZ9fESEdAacY=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
-golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
+golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=