diff --git a/.tools/go.mod b/.tools/go.mod
index 5638c8f7..8aa6482e 100644
--- a/.tools/go.mod
+++ b/.tools/go.mod
@@ -11,7 +11,7 @@ tool (
 require (
 	github.com/golangci/golangci-lint/v2 v2.13.2
 	github.com/rhysd/actionlint v1.7.12
-	mvdan.cc/gofumpt v0.11.0
+	mvdan.cc/gofumpt v0.12.0
 )
 
 require (
diff --git a/.tools/go.sum b/.tools/go.sum
index 0f51defc..d1b61181 100644
--- a/.tools/go.sum
+++ b/.tools/go.sum
@@ -981,8 +981,8 @@ honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9
 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 honnef.co/go/tools v0.8.1 h1:+JKf3xJ1ni4CwrhVg4/pqsfPGP6vNAXcKbMXJodYx3w=
 honnef.co/go/tools v0.8.1/go.mod h1:XA+OnlRA9EDh/ukGvXMNSZNKGwFQJ+5dER0ioUkOxks=
-mvdan.cc/gofumpt v0.11.0 h1:0H01XB95PnN2QgCSR9ELdZyTlJqNZ7181B0BTMh5VZc=
-mvdan.cc/gofumpt v0.11.0/go.mod h1:BeT5wCsOJt6J9zT2MZIOGszjUHzFkn1/l9g6xAzqsXo=
+mvdan.cc/gofumpt v0.12.0 h1:1Lbudkz2kpM9Cjz2pL4M19u7q+GaEhCTNf7N9mfpcho=
+mvdan.cc/gofumpt v0.12.0/go.mod h1:SmBHHrljiZu/uoypeKup3rFzP6eoC9UwCp2iH5E3jZA=
 mvdan.cc/unparam v0.0.0-20260823230713-2fa3d841b0c8 h1:Re1NRyLpiAt9kB+ImaaoapwWiQXrKwER4tY8fLOkDew=
 mvdan.cc/unparam v0.0.0-20260823230713-2fa3d841b0c8/go.mod h1:MrS/+zJ1M2xvGXhKktiHbNQeQPyg3Qel+KkzT+f7/i4=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=