diff --git a/extensions/openpower-pels/user_header.hpp b/extensions/openpower-pels/user_header.hpp
index 50c5824..07b74ae 100644
--- a/extensions/openpower-pels/user_header.hpp
+++ b/extensions/openpower-pels/user_header.hpp
@@ -13,6 +13,7 @@
 {
 
 static constexpr uint8_t userHeaderVersion = 0x01;
+static constexpr uint16_t actionFlagsDefault = 0xFFFF;
 
 /**
  * @class UserHeader