diff --git a/go.mod b/go.mod
index 2de2e73..79d4f86 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,6 @@ module tshaka.dev/x/bat
 go 1.21
 
 require (
-	golang.org/x/sys v0.26.0
+	golang.org/x/sys v0.27.0
 	tshaka.dev/x/diff v0.1.0
 )
diff --git a/go.sum b/go.sum
index dfed4c8..b04bfcf 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-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 v0.27.0 h1:wBqf8DvsY9Y/2P8gAfPDEYNuS30J4lPHJxXSb/nJZ+s=
+golang.org/x/sys v0.27.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/tools v0.16.0 h1:GO788SKMRunPIBCXiQyo2AaexLstOrVhuAL5YwsckQM=
 golang.org/x/tools v0.16.0/go.mod h1:kYVVN6I1mBNoB1OX+noeBjbRk4IUEPa7JJ+TJMEooJ0=
 tshaka.dev/x/diff v0.1.0 h1:zO4hxEhdcmq02Uq67oYAFVT0z7k1V95dt171Kue1bJA=