diff --git a/charts/dex/resources/allow-dex-external-access.yaml b/charts/dex/resources/allow-dex-external-access.yaml
index f8e9cddf..b09dac34 100644
--- a/charts/dex/resources/allow-dex-external-access.yaml
+++ b/charts/dex/resources/allow-dex-external-access.yaml
@@ -10,6 +10,8 @@ spec:
     - matchName: login.microsoftonline.com
     - matchName: graph.microsoft.com
   endpointSelector:
-    matchLabels:
-      app.kubernetes.io/name: cerbos
+    matchExpressions:
+      - key: app.kubernetes.io/namecerbos
+        operatpr: In
+        values: [ cerbos, dex ]