diff --git a/go.mod b/go.mod
index 1566646..b0c742e 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,4 @@ module github.com/emmansun/base64
 
 go 1.18
 
-require golang.org/x/sys v0.25.0
+require golang.org/x/sys v0.26.0
diff --git a/go.sum b/go.sum
index c9930ff..fe521ef 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,2 @@
-golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
-golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
+golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=