diff --git a/common/flags.aconfig b/common/flags.aconfig
index 40e6cd8..55a96ac 100644
--- a/common/flags.aconfig
+++ b/common/flags.aconfig
@@ -91,3 +91,11 @@
   description: "Flag for metered network firewall chain API"
   bug: "332628891"
 }
+
+flag {
+  name: "blocked_reason_oem_deny_chains"
+  is_exported: true
+  namespace: "android_core_networking"
+  description: "Flag for oem deny chains blocked reasons API"
+  bug: "328732146"
+}