diff --git a/tools/confix/go.mod b/tools/confix/go.mod
index 46b669bf38c9..112e73672f42 100644
--- a/tools/confix/go.mod
+++ b/tools/confix/go.mod
@@ -1,10 +1,10 @@
 module cosmossdk.io/tools/confix
 
-go 1.21
+go 1.24
 
 require (
 	github.com/cosmos/cosmos-sdk v0.50.6
-	github.com/creachadair/atomicfile v0.3.1
+	github.com/creachadair/atomicfile v0.4.0
 	github.com/creachadair/tomledit v0.0.24
 	github.com/pelletier/go-toml/v2 v2.2.2
 	github.com/spf13/cobra v1.8.1
diff --git a/tools/confix/go.sum b/tools/confix/go.sum
index 10578d2e1345..e1766f184583 100644
--- a/tools/confix/go.sum
+++ b/tools/confix/go.sum
@@ -163,8 +163,10 @@ github.com/cosmos/ledger-cosmos-go v0.13.3/go.mod h1:HENcEP+VtahZFw38HZ3+LS3Iv5X
 github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
-github.com/creachadair/atomicfile v0.3.1 h1:yQORkHjSYySh/tv5th1dkKcn02NEW5JleB84sjt+W4Q=
-github.com/creachadair/atomicfile v0.3.1/go.mod h1:mwfrkRxFKwpNAflYZzytbSwxvbK6fdGRRlp0KEQc0qU=
+github.com/creachadair/atomicfile v0.4.0 h1:umZ+njabCI7eeMLWXFRuUy83iQSiA8qnUj8MH04pfbM=
+github.com/creachadair/atomicfile v0.4.0/go.mod h1:OyQCzy3n5KhEXHcHxSzZ7BbRt7QmeVkaiMJmtENydDI=
+github.com/creachadair/mds v0.25.6 h1:l1MkbdJmhqXTpm92VWYTb0/s0wsiZSKKc/VKU0lf2bA=
+github.com/creachadair/mds v0.25.6/go.mod h1:4hatI3hRM+qhzuAmqPRFvaBM8mONkS7nsLxkcuTYUIs=
 github.com/creachadair/tomledit v0.0.24 h1:5Xjr25R2esu1rKCbQEmjZYlrhFkDspoAbAKb6QKQDhQ=
 github.com/creachadair/tomledit v0.0.24/go.mod h1:9qHbShRWQzSCcn617cMzg4eab1vbLCOjOshAWSzWr8U=
 github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=