diff --git a/WHENCE b/WHENCE
index 1c2fddd6..ae27eb26 100644
--- a/WHENCE
+++ b/WHENCE
@@ -3341,13 +3341,13 @@ Version: BT_JeffersonPeak_A0_B0_REL0201
 File: intel/ibt-17-1.ddc
 Version: BT_JeffersonPeak_A0_B0_REL0201
 File: intel/ibt-18-16-1.sfi
-Version: BT_ThunderPeak_B0_B0_REL0538
+Version: BT_ThunderPeak_B0_B0_REL6412
 File: intel/ibt-18-16-1.ddc
-Version: BT_ThunderPeak_B0_B0_REL0538
+Version: BT_ThunderPeak_B0_B0_REL6412
 File: intel/ibt-18-2.sfi
-Version: BT_ThunderPeak_B0_B0_REL0538
+Version: BT_ThunderPeak_B0_B0_REL6412
 File: intel/ibt-18-2.ddc
-Version: BT_ThunderPeak_B0_B0_REL0538
+Version: BT_ThunderPeak_B0_B0_REL6412
 File: intel/ibt-18-0-1.sfi
 Version: BT_ThunderPeak_A0_B0_REL0201
 File: intel/ibt-18-0-1.ddc
diff --git a/intel/ibt-18-16-1.ddc b/intel/ibt-18-16-1.ddc
index f24bb176..6e067796 100644
Binary files a/intel/ibt-18-16-1.ddc and b/intel/ibt-18-16-1.ddc differ
diff --git a/intel/ibt-18-16-1.sfi b/intel/ibt-18-16-1.sfi
index b6ccd62c..fed35ef6 100644
Binary files a/intel/ibt-18-16-1.sfi and b/intel/ibt-18-16-1.sfi differ
diff --git a/intel/ibt-18-2.ddc b/intel/ibt-18-2.ddc
index f24bb176..6e067796 100644
Binary files a/intel/ibt-18-2.ddc and b/intel/ibt-18-2.ddc differ
diff --git a/intel/ibt-18-2.sfi b/intel/ibt-18-2.sfi
index b6ccd62c..fed35ef6 100644
Binary files a/intel/ibt-18-2.sfi and b/intel/ibt-18-2.sfi differ