diff --git a/libwvdrmengine/cdm/core/src/license_protocol.proto b/libwvdrmengine/cdm/core/src/license_protocol.proto
index 79206d67..9101ae7c 100644
--- a/libwvdrmengine/cdm/core/src/license_protocol.proto
+++ b/libwvdrmengine/cdm/core/src/license_protocol.proto
@@ -221,6 +221,7 @@ message License {
       // for verifying the received ECM/EMM signature. Only EC key is supported
       // for now.
       PROVIDER_ECM_VERIFIER_PUBLIC_KEY = 7;
+      OEM_ENTITLEMENT = 8;  // Partner-specific entitlement key.
     }
 
     // The SecurityLevel enumeration allows the server to communicate the level