diff --git a/go.mod b/go.mod
index 830721ccf25..e1b21f9bb26 100644
--- a/go.mod
+++ b/go.mod
@@ -42,6 +42,7 @@ require (
 	google.golang.org/grpc v1.59.0
 	gopkg.in/yaml.v2 v2.4.0
 	k8s.io/api v0.28.3
+	k8s.io/apiextensions-apiserver v0.26.2
 	k8s.io/apimachinery v0.28.3
 	k8s.io/apiserver v0.28.3
 	k8s.io/cli-runtime v0.28.3
@@ -165,7 +166,6 @@ require (
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/apiextensions-apiserver v0.26.2 // indirect
 	k8s.io/gengo v0.0.0-20230829151522-9cce18d56c01 // indirect
 	k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
diff --git a/pkg/cmd/operator/mustgather.go b/pkg/cmd/operator/mustgather.go
index 09674f5de99..6cc19a877e6 100644
--- a/pkg/cmd/operator/mustgather.go
+++ b/pkg/cmd/operator/mustgather.go
@@ -192,6 +192,14 @@ var mustGatherSpecs = []struct {
 		Namespace: corev1.NamespaceAll,
 		Name:      "scylla-manager",
 	},
+	{
+		GroupResource: schema.GroupResource{
+			Resource: "customresourcedefinitions",
+			Group:    "apiextensions.k8s.io",
+		},
+		Namespace: corev1.NamespaceAll,
+		Name:      "",
+	},
 	{
 		GroupResource: schema.GroupResource{
 			Resource: "validatingwebhookconfigurations",
diff --git a/pkg/cmd/operator/mustgather_test.go b/pkg/cmd/operator/mustgather_test.go
index 6a7fb8e88dc..821bf5ba42b 100644
--- a/pkg/cmd/operator/mustgather_test.go
+++ b/pkg/cmd/operator/mustgather_test.go
@@ -19,6 +19,7 @@ import (
 	admissionregistrationv1 "k8s.io/api/admissionregistration/v1"
 	apiserverinternalv1alpha1 "k8s.io/api/apiserverinternal/v1alpha1"
 	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 	"k8s.io/apimachinery/pkg/runtime"
@@ -41,6 +42,12 @@ func TestMustGatherOptions_Run(t *testing.T) {
 				{Name: "secrets", Namespaced: true, Kind: "Secret", Verbs: []string{"list"}},
 			},
 		},
+		{
+			GroupVersion: apiextensions.SchemeGroupVersion.String(),
+			APIResources: []metav1.APIResource{
+				{Name: "customresourcedefinitions", Namespaced: false, Kind: "CustomResourceDefinition", Verbs: []string{"list"}},
+			},
+		},
 		{
 			GroupVersion: admissionregistrationv1.SchemeGroupVersion.String(),
 			APIResources: []metav1.APIResource{
@@ -76,6 +83,11 @@ func TestMustGatherOptions_Run(t *testing.T) {
 		t.Fatal(err)
 	}
 
+	err = apiextensions.AddToScheme(testScheme)
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	err = scyllav1alpha1.Install(testScheme)
 	if err != nil {
 		t.Fatal(err)