diff --git a/peci.h b/peci.h
index eef8533..f146d89 100644
--- a/peci.h
+++ b/peci.h
@@ -38,6 +38,7 @@
         spr = 0x000806F0,
         emr = 0x000C06F0,
         gnr = 0x000A06D0,
+        gnrd = 0x000A06E0,
         srf = 0x000A06F0,
     } CPUModel;