diff --git a/internal/tools/go.mod b/internal/tools/go.mod
index cd0dc0db..5bdadf18 100644
--- a/internal/tools/go.mod
+++ b/internal/tools/go.mod
@@ -2,7 +2,7 @@ module go.opentelemetry.io/proto/internal/tools
 
 go 1.24.0
 
-require go.opentelemetry.io/build-tools/multimod v0.26.2
+require go.opentelemetry.io/build-tools/multimod v0.29.0
 
 require (
 	dario.cat/mergo v1.0.2 // indirect
@@ -27,7 +27,7 @@ require (
 	github.com/pjbgf/sha1cd v0.5.0 // indirect
 	github.com/sagikazarmark/locafero v0.12.0 // indirect
 	github.com/sergi/go-diff v1.4.0 // indirect
-	github.com/skeema/knownhosts v1.3.1 // indirect
+	github.com/skeema/knownhosts v1.3.2 // indirect
 	github.com/spf13/afero v1.15.0 // indirect
 	github.com/spf13/cast v1.10.0 // indirect
 	github.com/spf13/cobra v1.10.1 // indirect
@@ -35,7 +35,7 @@ require (
 	github.com/spf13/viper v1.21.0 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/xanzy/ssh-agent v0.3.3 // indirect
-	go.opentelemetry.io/build-tools v0.27.0 // indirect
+	go.opentelemetry.io/build-tools v0.29.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/crypto v0.43.0 // indirect
diff --git a/internal/tools/go.sum b/internal/tools/go.sum
index bec6ef70..1e741baf 100644
--- a/internal/tools/go.sum
+++ b/internal/tools/go.sum
@@ -88,8 +88,8 @@ github.com/sagikazarmark/locafero v0.12.0/go.mod h1:sZh36u/YSZ918v0Io+U9ogLYQJ9t
 github.com/sergi/go-diff v1.4.0 h1:n/SP9D5ad1fORl+llWyN+D6qoUETXNZARKjyY2/KVCw=
 github.com/sergi/go-diff v1.4.0/go.mod h1:A0bzQcvG0E7Rwjx0REVgAGH58e96+X0MeOfepqsbeW4=
 github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
-github.com/skeema/knownhosts v1.3.1 h1:X2osQ+RAjK76shCbvhHHHVl3ZlgDm8apHEHFqRjnBY8=
-github.com/skeema/knownhosts v1.3.1/go.mod h1:r7KTdC8l4uxWRyK2TpQZ/1o5HaSzh06ePQNxPwTcfiY=
+github.com/skeema/knownhosts v1.3.2 h1:EDL9mgf4NzwMXCTfaxSD/o/a5fxDw/xL9nkU28JjdBg=
+github.com/skeema/knownhosts v1.3.2/go.mod h1:bEg3iQAuw+jyiw+484wwFJoKSLwcfd7fqRy+N0QTiow=
 github.com/spf13/afero v1.15.0 h1:b/YBCLWAJdFWJTN9cLhiXXcD7mzKn9Dm86dNnfyQw1I=
 github.com/spf13/afero v1.15.0/go.mod h1:NC2ByUVxtQs4b3sIUphxK0NioZnmxgyCrfzeuq8lxMg=
 github.com/spf13/cast v1.10.0 h1:h2x0u2shc1QuLHfxi+cTJvs30+ZAHOGRic8uyGTDWxY=
@@ -110,10 +110,10 @@ github.com/subosito/gotenv v1.6.0 h1:9NlTDc1FTs4qu0DDq7AEtTPNw6SVm7uBMsUCUjABIf8
 github.com/subosito/gotenv v1.6.0/go.mod h1:Dk4QP5c2W3ibzajGcXpNraDfq2IrhjMIvMSWPKKo0FU=
 github.com/xanzy/ssh-agent v0.3.3 h1:+/15pJfg/RsTxqYcX6fHqOXZwwMP+2VyYWJeWM2qQFM=
 github.com/xanzy/ssh-agent v0.3.3/go.mod h1:6dzNDKs0J9rVPHPhaGCukekBHKqfl+L3KghI1Bc68Uw=
-go.opentelemetry.io/build-tools v0.27.0 h1:TM3p0bJRxN8IgeMg6vzylOvkm/AmFRvGQajrE4h0Lt4=
-go.opentelemetry.io/build-tools v0.27.0/go.mod h1:uxKoJfHHoltEaZa4RSztaoHFc4p6gOKKq1oQdjOBuBw=
-go.opentelemetry.io/build-tools/multimod v0.26.2 h1:xj+Yn8mnUUt4pc/RiPljWOH60bASl9FN/vaUXkDYKQU=
-go.opentelemetry.io/build-tools/multimod v0.26.2/go.mod h1:vZ52aq0jmTeiYNzJKG9N7KPCCvRv6UfdZL19namLgm0=
+go.opentelemetry.io/build-tools v0.29.0 h1:dG1zmHKYTMsP0zGT34+32/U+YR+lcJ8kka7Lc4RAoT4=
+go.opentelemetry.io/build-tools v0.29.0/go.mod h1:jTzBit47RqVApCwStu9qw2TfGqR2Fhu5jinLHqfhghQ=
+go.opentelemetry.io/build-tools/multimod v0.29.0 h1:hVXibTuNuJumtn3cpzqPOX2xmcO+KogKZcB0yygHux0=
+go.opentelemetry.io/build-tools/multimod v0.29.0/go.mod h1:tx762Z6RQe5Twkd04q1zzpmGQGtSljbKRy/P61EnJpo=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=