diff --git a/go.mod b/go.mod
index a74cdf7..5869d3e 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,4 @@ module github.com/photostorm/gatt
 
 go 1.13
 
-require golang.org/x/sys v0.26.0
+require golang.org/x/sys v0.29.0
diff --git a/go.sum b/go.sum
index fe521ef..0664caa 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,2 @@
-golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
-golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
+golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=