diff --git a/internal/email/factory_test.go b/internal/email/factory_test.go
index 1c104d5b..569d115f 100644
--- a/internal/email/factory_test.go
+++ b/internal/email/factory_test.go
@@ -255,14 +255,6 @@ func TestNewSenderFromEnvironment_EmailEnabled(t *testing.T) {
 	}
 
 	// Unset / empty → factory takes the default-enabled path.
-	t.Run("unset_falls_through", func(t *testing.T) {
-		orig, hadOrig := os.LookupEnv("EMAIL_ENABLED")
-		t.Cleanup(func() {
-			if hadOrig {
-				os.Setenv("EMAIL_ENABLED", orig)
-			} else {
-				os.Unsetenv("EMAIL_ENABLED")
-			}
 	t.Run("unset_falls_through", func(t *testing.T) {
 		prev, hadPrev := os.LookupEnv("EMAIL_ENABLED")
 		os.Unsetenv("EMAIL_ENABLED")
@@ -276,8 +268,6 @@ func TestNewSenderFromEnvironment_EmailEnabled(t *testing.T) {
 		aws(t)
 		ctx := context.Background()
 		sender, err := NewSenderFromEnvironment(ctx)
-		ctx := context.Background()
-		sender, err := NewSenderFromEnvironment(ctx)
 		require.NoError(t, err)
 		_, ok := sender.(*Sender)
 		assert.True(t, ok, "Expected AWS Sender when EMAIL_ENABLED is unset")