diff --git a/go.mod b/go.mod
index 6ed64825..9e6c718d 100644
--- a/go.mod
+++ b/go.mod
@@ -15,7 +15,7 @@ require (
 	github.com/stretchr/testify v1.11.1
 	go.etcd.io/bbolt v1.4.3
 	golang.org/x/sync v0.19.0
-	golang.org/x/sys v0.38.0
+	golang.org/x/sys v0.39.0
 	mvdan.cc/sh/v3 v3.12.0
 )
 
diff --git a/go.sum b/go.sum
index 9a299216..d0459f96 100644
--- a/go.sum
+++ b/go.sum
@@ -159,6 +159,8 @@ golang.org/x/sys v0.37.0 h1:fdNQudmxPjkdUTPnLn5mdQv7Zwvbvpaxqs831goi9kQ=
 golang.org/x/sys v0.37.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/sys v0.38.0 h1:3yZWxaJjBmCWXqhN1qh02AkOnCQ1poK6oF+a7xWL6Gc=
 golang.org/x/sys v0.38.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
+golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/term v0.29.0 h1:L6pJp37ocefwRRtYPKSWOWzOtWSxVajvz2ldH/xi3iU=
 golang.org/x/term v0.29.0/go.mod h1:6bl4lRlvVuDgSf3179VpIxBF0o10JUpXWOnI7nErv7s=
 golang.org/x/term v0.32.0 h1:DR4lr0TjUs3epypdhTOkMmuF5CDFJ/8pOnbzMZPQ7bg=
diff --git a/nix/packages/treefmt/default.nix b/nix/packages/treefmt/default.nix
index 20e36e1e..749c1fff 100644
--- a/nix/packages/treefmt/default.nix
+++ b/nix/packages/treefmt/default.nix
@@ -32,7 +32,7 @@ in
         ];
       };
 
-    vendorHash = "sha256-eCEUROzJ+q1L+nRz9jxC4hU1QColu6ggTyiv48/rOG4=";
+    vendorHash = "sha256-89bteGBrHxBU/tL6MBZKlOkIUvCVLUU1c2pnSM/Iybs=";
 
     env.CGO_ENABLED = 0;