diff --git a/internal/tools/go.mod b/internal/tools/go.mod
index effab36b..666ab6bf 100644
--- a/internal/tools/go.mod
+++ b/internal/tools/go.mod
@@ -3,7 +3,7 @@ module github.com/bufbuild/protocompile/internal/tools
 go 1.25.7
 
 require (
-	github.com/bufbuild/buf v1.68.3
+	github.com/bufbuild/buf v1.68.4
 	github.com/golangci/golangci-lint/v2 v2.11.4
 	golang.org/x/tools v0.44.0
 )
diff --git a/internal/tools/go.sum b/internal/tools/go.sum
index e286fc43..56b44b52 100644
--- a/internal/tools/go.sum
+++ b/internal/tools/go.sum
@@ -122,8 +122,8 @@ github.com/breml/bidichk v0.3.3 h1:WSM67ztRusf1sMoqH6/c4OBCUlRVTKq+CbSeo0R17sE=
 github.com/breml/bidichk v0.3.3/go.mod h1:ISbsut8OnjB367j5NseXEGGgO/th206dVa427kR8YTE=
 github.com/breml/errchkjson v0.4.1 h1:keFSS8D7A2T0haP9kzZTi7o26r7kE3vymjZNeNDRDwg=
 github.com/breml/errchkjson v0.4.1/go.mod h1:a23OvR6Qvcl7DG/Z4o0el6BRAjKnaReoPQFciAl9U3s=
-github.com/bufbuild/buf v1.68.3 h1:U8f009iPe+EbfTJESvV4X3AhtDcnz5E+qx8s0VJ7ftY=
-github.com/bufbuild/buf v1.68.3/go.mod h1:SGGqxFHsQbw9Q1hThZVvNnwI1KjbA18hmkl0sQPrtUs=
+github.com/bufbuild/buf v1.68.4 h1:NGKgWIcBQOKuWwIPvDqossNC7yy2Iqxx1/wKuATzcuY=
+github.com/bufbuild/buf v1.68.4/go.mod h1:/WQvPDua+cCdXE1iCFUoDSC4NbGvXbGUvsM5MdkHt3E=
 github.com/butuzov/ireturn v0.4.0 h1:+s76bF/PfeKEdbG8b54aCocxXmi0wvYdOVsWxVO7n8E=
 github.com/butuzov/ireturn v0.4.0/go.mod h1:ghI0FrCmap8pDWZwfPisFD1vEc56VKH4NpQUxDHta70=
 github.com/butuzov/mirror v1.3.0 h1:HdWCXzmwlQHdVhwvsfBb2Au0r3HyINry3bDWLYXiKoc=