diff --git a/apps/overlays/au-syd1/arc-system/kustomization.yaml b/apps/overlays/au-syd1/arc-system/kustomization.yaml
index 270f056..4ea8c2d 100644
--- a/apps/overlays/au-syd1/arc-system/kustomization.yaml
+++ b/apps/overlays/au-syd1/arc-system/kustomization.yaml
@@ -7,7 +7,7 @@ resources:
 
 helmCharts:
   - name: gha-runner-scale-set-controller
-    repo: oci://ghcr.io/actions/actions-runner-controller-charts
+    repo: oci://artifactapi.k8s.syd1.au.unkin.net/ghcr/actions/actions-runner-controller-charts
     version: "0.15.1"
     releaseName: arc
     namespace: arc-system
diff --git a/argocd/projects/platform.yaml b/argocd/projects/platform.yaml
index 47a5abd..a38a52f 100644
--- a/argocd/projects/platform.yaml
+++ b/argocd/projects/platform.yaml
@@ -14,7 +14,7 @@ spec:
     - oci://ghcr.io/woodpecker-ci/helm/woodpecker
     - oci://ghcr.io/netbox-community/netbox-chart/netbox
     - oci://docker.gitea.com/charts
-    - oci://ghcr.io/actions/actions-runner-controller-charts/gha-runner-scale-set-controller
+    - oci://artifactapi.k8s.syd1.au.unkin.net/ghcr/actions/actions-runner-controller-charts/gha-runner-scale-set-controller
   destinations:
     - namespace: '*-system'
       server: https://kubernetes.default.svc