diff --git a/go.mod b/go.mod
index 0f459539..99dfcc3b 100644
--- a/go.mod
+++ b/go.mod
@@ -92,3 +92,5 @@ require (
 	sigs.k8s.io/kustomize/api v0.19.0 // indirect
 	sigs.k8s.io/randfill v1.0.0 // indirect
 )
+
+replace k8s.io/code-generator => k8s.io/code-generator v0.0.0-20250423233508-9d701a4041a8
diff --git a/pkg/cmd/diff/diff_test.go b/pkg/cmd/diff/diff_test.go
index 39190041..78d93460 100644
--- a/pkg/cmd/diff/diff_test.go
+++ b/pkg/cmd/diff/diff_test.go
@@ -64,6 +64,7 @@ func TestDiffProgram(t *testing.T) {
 	externalDiffCommands := [3]string{"diff", "diff -ruN", "diff --report-identical-files"}
 
 	t.Setenv("LANG", "C")
+	t.Setenv("LANGUAGE", "en_US")
 
 	for i, c := range externalDiffCommands {
 		t.Setenv("KUBECTL_EXTERNAL_DIFF", c)