diff --git a/kubernetes/dcaegen2-services/components/dcae-pm-mapper/values.yaml b/kubernetes/dcaegen2-services/components/dcae-pm-mapper/values.yaml
index 0c90e3a..6081d35 100644
--- a/kubernetes/dcaegen2-services/components/dcae-pm-mapper/values.yaml
+++ b/kubernetes/dcaegen2-services/components/dcae-pm-mapper/values.yaml
@@ -86,6 +86,11 @@
       plain_port: 8081
       port_protocol: http
 
+serviceMesh:
+  authorizationPolicy:
+    authorizedPrincipals:
+      - serviceAccount: message-router-read
+
 # Data Router Subscriber Credentials
 drSubscriberCreds:
   username: username