diff --git a/WHENCE b/WHENCE
index 2ff17eb2..c7e430b9 100644
--- a/WHENCE
+++ b/WHENCE
@@ -4021,9 +4021,9 @@ Version: BT_Solar_HrP2_REL43435
 File:intel/ibt-0040-4150.ddc
 Version: BT_Solar_HrP2_REL43435
 File:intel/ibt-1040-4150.sfi
-Version: BT_SolarF_HrP2_REL41819
+Version: BT_SolarF_HrP2_REL43435
 File:intel/ibt-1040-4150.ddc
-Version: BT_SolarF_HrP2_REL41819
+Version: BT_SolarF_HrP2_REL43435
 
 Licence: Redistributable. See LICENCE.ibt_firmware for details
 
diff --git a/intel/ibt-1040-4150.sfi b/intel/ibt-1040-4150.sfi
index acf651bd..eec1cb75 100644
Binary files a/intel/ibt-1040-4150.sfi and b/intel/ibt-1040-4150.sfi differ