diff --git a/charts/suse-ai-operator/crds/installaiextensions.ai-platform.suse.com.yaml b/charts/suse-ai-operator/crds/installaiextensions.ai-platform.suse.com.yaml
index a37d3de..8512c72 100644
--- a/charts/suse-ai-operator/crds/installaiextensions.ai-platform.suse.com.yaml
+++ b/charts/suse-ai-operator/crds/installaiextensions.ai-platform.suse.com.yaml
@@ -48,8 +48,6 @@ spec:
                   name:
                     minLength: 1
                     type: string
-                  namespace:
-                    type: string
                   version:
                     minLength: 1
                     type: string
@@ -61,11 +59,14 @@ spec:
                 properties:
                   name:
                     type: string
-                  namespace:
-                    type: string
-                  type:
-                    type: string
                   url:
+                    description: |-
+                      URL of the Helm repository or OCI registry.
+                      Examples:
+                        oci://ghcr.io/my-org/charts
+                        https://charts.example.com
+                    minLength: 1
+                    pattern: ^(oci://|https?://).+
                     type: string
                   values:
                     additionalProperties:
@@ -75,7 +76,6 @@ spec:
                     type: string
                 required:
                 - name
-                - type
                 - url
                 - version
                 type: object
diff --git a/suse-ai-operator/README.md b/suse-ai-operator/README.md
index e9eb690..6c9293a 100644
--- a/suse-ai-operator/README.md
+++ b/suse-ai-operator/README.md
@@ -49,9 +49,8 @@ metadata:
 spec:
   helm:
     name: suse-ai-lifecycle-manager
-    url: "ghcr.io/suse/chart/suse-ai-lifecycle-manager"
+    url: "oci://ghcr.io/suse/chart/suse-ai-lifecycle-manager"
     version: "1.0.0"
-    type: "oci"
   extension:
     name: suse-ai-lifecycle-manager
     version: "1.0.0"
diff --git a/suse-ai-operator/api/v1alpha1/installaiextension_types.go b/suse-ai-operator/api/v1alpha1/installaiextension_types.go
index 310dc3f..23fa760 100644
--- a/suse-ai-operator/api/v1alpha1/installaiextension_types.go
+++ b/suse-ai-operator/api/v1alpha1/installaiextension_types.go
@@ -32,20 +32,18 @@ type InstallAIExtensionSpec struct {
 	Extension ExtensionSpec `json:"extension"`
 }
 
-type HelmRepoType string
-
-const (
-	HelmRepoTypeOCI  HelmRepoType = "oci"
-	HelmRepoTypeHTTP HelmRepoType = "http"
-)
-
 type HelmSpec struct {
-	Name      string                 `json:"name"`
-	URL       string                 `json:"url"`
-	Namespace string                 `json:"namespace,omitempty"`
-	Type      HelmRepoType           `json:"type"`
-	Version   string                 `json:"version"`
-	Values    map[string]apixv1.JSON `json:"values,omitempty"`
+	Name string `json:"name"`
+	// URL of the Helm repository or OCI registry.
+	// Examples:
+	//   oci://ghcr.io/my-org/charts
+	//   https://charts.example.com
+	//
+	// +kubebuilder:validation:MinLength=1
+	// +kubebuilder:validation:Pattern=`^(oci://|https?://).+`
+	URL     string                 `json:"url"`
+	Version string                 `json:"version"`
+	Values  map[string]apixv1.JSON `json:"values,omitempty"`
 }
 
 type ExtensionSpec struct {
@@ -53,9 +51,8 @@ type ExtensionSpec struct {
 	Name string `json:"name"`
 
 	// +kubebuilder:validation:MinLength=1
-	Version   string            `json:"version"`
-	Namespace string            `json:"namespace,omitempty"`
-	Metadata  map[string]string `json:"metadata,omitempty"`
+	Version  string            `json:"version"`
+	Metadata map[string]string `json:"metadata,omitempty"`
 }
 
 // InstallAIExtensionStatus defines the observed state of InstallAIExtension.
diff --git a/suse-ai-operator/internal/controller/installaiextension/installaiextension_controller.go b/suse-ai-operator/internal/controller/installaiextension/installaiextension_controller.go
index 28d29f4..20c8e83 100644
--- a/suse-ai-operator/internal/controller/installaiextension/installaiextension_controller.go
+++ b/suse-ai-operator/internal/controller/installaiextension/installaiextension_controller.go
@@ -20,6 +20,8 @@ import (
 	"context"
 	"fmt"
 
+	urlpkg "net/url"
+
 	"github.com/go-logr/logr"
 	"helm.sh/helm/v3/pkg/cli"
 	"k8s.io/apimachinery/pkg/runtime"
@@ -86,10 +88,19 @@ func (r *InstallAIExtensionReconciler) Reconcile(ctx context.Context, req ctrl.R
 
 	chart := ""
 
-	switch installExt.Spec.Helm.Type {
-	case "oci":
-		chart = "oci://" + installExt.Spec.Helm.URL
+	url := installExt.Spec.Helm.URL
+
+	u, err := urlpkg.Parse(url)
+	if err != nil {
+		log.Error(err, "invalid helm url %q", url)
+	}
+
+	switch u.Scheme {
+	case "oci", "https":
+		chart = url
 	default:
+		log.Error(err, "unsupported helm url scheme: %s", u.Scheme)
+		return ctrl.Result{}, err
 	}
 
 	settings := cli.New()
diff --git a/suse-ai-operator/samples/installaiextension.yaml b/suse-ai-operator/samples/installaiextension.yaml
index b5b669a..b92e371 100644
--- a/suse-ai-operator/samples/installaiextension.yaml
+++ b/suse-ai-operator/samples/installaiextension.yaml
@@ -5,9 +5,8 @@ metadata:
 spec:
   helm:
     name: suse-ai-lifecycle-manager
-    url: "ghcr.io/suse/chart/suse-ai-lifecycle-manager"
+    url: "oci://ghcr.io/suse/chart/suse-ai-lifecycle-manager"
     version: "1.0.0"
-    type: "oci"
   extension:
     name: suse-ai-lifecycle-manager
-    version: "1.0.0"
+    version: "1.0.0"
\ No newline at end of file