diff --git a/infrastructure/cert-manager/kustomization.yaml b/infrastructure/cert-manager/kustomization.yaml
index 94a13fa68a43a005d1198bf1008d4ecfda090cff..002bc9a214751cc82e3ac4224f0469a5d5bf294d 100644
--- a/infrastructure/cert-manager/kustomization.yaml
+++ b/infrastructure/cert-manager/kustomization.yaml
@@ -8,5 +8,6 @@ resources:
   - networkpolicy.yaml
   - ../../shared/networkpolicies/allow-from-monitoring.yaml
   - ../../shared/networkpolicies/allow-from-same-namespace.yaml
+  - ../../shared/networkpolicies/allow-from-all-namespace.yaml
 patchesStrategicMerge:
   - networkpolicy-patch.yaml