diff --git a/internal/tools/go.mod b/internal/tools/go.mod
index 19df5c9fc..87f5778a5 100644
--- a/internal/tools/go.mod
+++ b/internal/tools/go.mod
@@ -117,7 +117,7 @@ require (
 	github.com/kunwardeep/paralleltest v1.0.10 // indirect
 	github.com/kyoh86/exportloopref v0.1.11 // indirect
 	github.com/lasiar/canonicalheader v1.1.2 // indirect
-	github.com/ldez/exptostd v0.3.1 // indirect
+	github.com/ldez/exptostd v0.4.0 // indirect
 	github.com/ldez/gomoddirectives v0.6.0 // indirect
 	github.com/ldez/grignotin v0.8.0 // indirect
 	github.com/ldez/tagliatelle v0.7.1 // indirect
diff --git a/internal/tools/go.sum b/internal/tools/go.sum
index 5366f666c..eb68af279 100644
--- a/internal/tools/go.sum
+++ b/internal/tools/go.sum
@@ -266,8 +266,8 @@ github.com/kyoh86/exportloopref v0.1.11 h1:1Z0bcmTypkL3Q4k+IDHMWTcnCliEZcaPiIe0/
 github.com/kyoh86/exportloopref v0.1.11/go.mod h1:qkV4UF1zGl6EkF1ox8L5t9SwyeBAZ3qLMd6up458uqA=
 github.com/lasiar/canonicalheader v1.1.2 h1:vZ5uqwvDbyJCnMhmFYimgMZnJMjwljN5VGY0VKbMXb4=
 github.com/lasiar/canonicalheader v1.1.2/go.mod h1:qJCeLFS0G/QlLQ506T+Fk/fWMa2VmBUiEI2cuMK4djI=
-github.com/ldez/exptostd v0.3.1 h1:90yWWoAKMFHeovTK8uzBms9Ppp8Du/xQ20DRO26Ymrw=
-github.com/ldez/exptostd v0.3.1/go.mod h1:iZBRYaUmcW5jwCR3KROEZ1KivQQp6PHXbDPk9hqJKCQ=
+github.com/ldez/exptostd v0.4.0 h1:ytry6f6l+S5F5s/N2oBFgKxnDAvoBxTA41Zu2fOmdu4=
+github.com/ldez/exptostd v0.4.0/go.mod h1:iZBRYaUmcW5jwCR3KROEZ1KivQQp6PHXbDPk9hqJKCQ=
 github.com/ldez/gomoddirectives v0.6.0 h1:Jyf1ZdTeiIB4dd+2n4qw+g4aI9IJ6JyfOZ8BityWvnA=
 github.com/ldez/gomoddirectives v0.6.0/go.mod h1:TuwOGYoPAoENDWQpe8DMqEm5nIfjrxZXmxX/CExWyZ4=
 github.com/ldez/grignotin v0.8.0 h1:M9QeBN2qyPrqwqx+RhG7W2xKjyV7dRWKjNghbz7fkM0=