diff --git a/internal/kokoro/discogen/go.mod b/internal/kokoro/discogen/go.mod
index bed7e027b4d..da3a30a79bf 100644
--- a/internal/kokoro/discogen/go.mod
+++ b/internal/kokoro/discogen/go.mod
@@ -9,6 +9,7 @@ require (
 
 require (
 	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	golang.org/x/crypto v0.0.0-20210817164053-32db794688a5 // indirect
 	golang.org/x/net v0.0.0-20221014081412-f15817d10f9b // indirect
diff --git a/internal/kokoro/discogen/go.sum b/internal/kokoro/discogen/go.sum
index 02ea43e3ef2..cd53eb11af5 100644
--- a/internal/kokoro/discogen/go.sum
+++ b/internal/kokoro/discogen/go.sum
@@ -4,7 +4,8 @@ github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw
 github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
+github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-github/v42 v42.0.0 h1:YNT0FwjPrEysRkLIiKuEfSvBPCGKphW5aS5PxwaoLec=
 github.com/google/go-github/v42 v42.0.0/go.mod h1:jgg/jvyI0YlDOM1/ps6XYh04HNQ3vKf0CVko62/EhRg=
 github.com/google/go-querystring v1.1.0 h1:AnCroh3fv4ZBgVIf1Iwtovgjaw/GiKJo8M8yD/fhyJ8=