diff --git a/go.mod b/go.mod
index 68fc010..e3a5894 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.25.10
 require (
 	github.com/spf13/cobra v1.10.2
 	github.com/tidwall/jsonc v0.3.3
-	golang.org/x/sync v0.20.0
+	golang.org/x/sync v0.21.0
 )
 
 require (
diff --git a/go.sum b/go.sum
index 50df21b..0f81b76 100644
--- a/go.sum
+++ b/go.sum
@@ -10,6 +10,6 @@ github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3A
 github.com/tidwall/jsonc v0.3.3 h1:RVQqL3xFfDkKKXIDsrBiVQiEpBtxoKbmMXONb2H/y2w=
 github.com/tidwall/jsonc v0.3.3/go.mod h1:dw+3CIxqHi+t8eFSpzzMlcVYxKp08UP5CD8/uSFCyJE=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
-golang.org/x/sync v0.20.0 h1:e0PTpb7pjO8GAtTs2dQ6jYa5BWYlMuX047Dco/pItO4=
-golang.org/x/sync v0.20.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
+golang.org/x/sync v0.21.0 h1:HLII4xRRTtCRkxYp4HNFF0Js/Og6q2i++KXbg0gHCwM=
+golang.org/x/sync v0.21.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=