diff --git a/vpd-manager/include/constants.hpp b/vpd-manager/include/constants.hpp
index 5faf8da..7f23070 100644
--- a/vpd-manager/include/constants.hpp
+++ b/vpd-manager/include/constants.hpp
@@ -90,6 +90,7 @@
 static constexpr auto VALUE_6 = 6;
 static constexpr auto VALUE_7 = 7;
 static constexpr auto VALUE_8 = 8;
+static constexpr auto VALUE_21 = 21;
 
 static constexpr auto MASK_BYTE_BITS_01 = 0x03;
 static constexpr auto MASK_BYTE_BITS_345 = 0x38;
@@ -120,6 +121,8 @@
 constexpr auto vsysInf = "com.ibm.ipzvpd.VSYS";
 constexpr auto utilInf = "com.ibm.ipzvpd.UTIL";
 constexpr auto vcenInf = "com.ibm.ipzvpd.VCEN";
+constexpr auto viniInf = "com.ibm.ipzvpd.VINI";
+constexpr auto vsbpInf = "com.ibm.ipzvpd.VSBP";
 constexpr auto kwdCCIN = "CC";
 constexpr auto kwdRG = "RG";
 constexpr auto kwdAMM = "D0";
@@ -128,6 +131,8 @@
 constexpr auto kwdFC = "FC";
 constexpr auto kwdTM = "TM";
 constexpr auto kwdSE = "SE";
+constexpr auto kwdHW = "HW";
+constexpr auto kwdIM = "IM";
 constexpr auto recVSYS = "VSYS";
 constexpr auto recVCEN = "VCEN";
 constexpr auto locationCodeInf = "com.ibm.ipzvpd.Location";