diff --git a/pkg/ctl/BUILD.bazel b/pkg/ctl/BUILD.bazel
index 4dc39869a..8e4904a37 100644
--- a/pkg/ctl/BUILD.bazel
+++ b/pkg/ctl/BUILD.bazel
@@ -9,10 +9,14 @@ go_library(
         "//pkg/internal/apis/acme/install:go_default_library",
         "//pkg/internal/apis/certmanager/install:go_default_library",
         "//pkg/internal/apis/meta/install:go_default_library",
+        "@io_k8s_api//core/v1:go_default_library",
         "@io_k8s_apimachinery//pkg/apis/meta/internalversion:go_default_library",
         "@io_k8s_apimachinery//pkg/apis/meta/v1:go_default_library",
+        "@io_k8s_apimachinery//pkg/conversion:go_default_library",
         "@io_k8s_apimachinery//pkg/runtime:go_default_library",
         "@io_k8s_apimachinery//pkg/runtime/schema:go_default_library",
+        "@io_k8s_apimachinery//pkg/util/runtime:go_default_library",
+        "@io_k8s_client_go//kubernetes/scheme:go_default_library",
     ],
 )
 
diff --git a/pkg/ctl/scheme.go b/pkg/ctl/scheme.go
index 4bc958ece..b29b77053 100644
--- a/pkg/ctl/scheme.go
+++ b/pkg/ctl/scheme.go
@@ -17,16 +17,17 @@ limitations under the License.
 package ctl
 
 import (
+	acmeinstall "github.com/jetstack/cert-manager/pkg/internal/apis/acme/install"
+	cminstall "github.com/jetstack/cert-manager/pkg/internal/apis/certmanager/install"
+	metainstall "github.com/jetstack/cert-manager/pkg/internal/apis/meta/install"
+	corev1 "k8s.io/api/core/v1"
 	metainternalversion "k8s.io/apimachinery/pkg/apis/meta/internalversion"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/conversion"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/runtime/schema"
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	kscheme "k8s.io/client-go/kubernetes/scheme"
-
-	acmeinstall "github.com/jetstack/cert-manager/pkg/internal/apis/acme/install"
-	cminstall "github.com/jetstack/cert-manager/pkg/internal/apis/certmanager/install"
-	metainstall "github.com/jetstack/cert-manager/pkg/internal/apis/meta/install"
 )
 
 // Define a Scheme that has all cert-manager API types registered, including
@@ -47,7 +48,25 @@ func init() {
 	// This is used to add the List object type
 	listGroupVersion := schema.GroupVersionKind{Group: "", Version: runtime.APIVersionInternal, Kind: "List"}
 	Scheme.AddKnownTypeWithName(listGroupVersion, &metainternalversion.List{})
-
 	metav1.AddToGroupVersion(Scheme, schema.GroupVersion{Version: "v1"})
+
 	utilruntime.Must(kscheme.AddToScheme(Scheme))
+	utilruntime.Must(metainternalversion.AddToScheme(Scheme))
+
+	// Adds the conversion between internalmeta.List and corev1.List
+	Scheme.AddConversionFunc((*corev1.List)(nil), (*metainternalversion.List)(nil), func(a, b interface{}, scope conversion.Scope) error {
+		metaList := &metav1.List{}
+		metaList.Items = a.(*corev1.List).Items
+		return metainternalversion.Convert_v1_List_To_internalversion_List(metaList, b.(*metainternalversion.List), scope)
+	})
+
+	Scheme.AddConversionFunc((*metainternalversion.List)(nil), (*corev1.List)(nil), func(a, b interface{}, scope conversion.Scope) error {
+		metaList := &metav1.List{}
+		err := metainternalversion.Convert_internalversion_List_To_v1_List(a.(*metainternalversion.List), metaList, scope)
+		if err != nil {
+			return err
+		}
+		b.(*corev1.List).Items = metaList.Items
+		return nil
+	})
 }