diff --git a/test/nondefaulte2e/suite_test.go b/test/nondefaulte2e/suite_test.go
index e5567e43e..9e993fb33 100644
--- a/test/nondefaulte2e/suite_test.go
+++ b/test/nondefaulte2e/suite_test.go
@@ -109,6 +109,7 @@ var _ = BeforeSuite(func() {
 	Expect(configv1.AddToScheme(scheme.Scheme)).NotTo(HaveOccurred())
 	Expect(templatev1.AddToScheme(scheme.Scheme)).NotTo(HaveOccurred())
 	Expect(appsv1.AddToScheme(scheme.Scheme)).NotTo(HaveOccurred())
+	Expect(argoapi.AddToScheme(scheme.Scheme)).NotTo(HaveOccurred())
 
 	//+kubebuilder:scaffold:scheme