diff --git a/src/mainboard/google/hatch/variants/kohaku/overridetree.cb b/src/mainboard/google/hatch/variants/kohaku/overridetree.cb
index d515ecc44d..cd5ce0e816 100644
--- a/src/mainboard/google/hatch/variants/kohaku/overridetree.cb
+++ b/src/mainboard/google/hatch/variants/kohaku/overridetree.cb
@@ -2,8 +2,6 @@ chip soc/intel/cannonlake
 	register "tdp_pl1_override" = "8"
 	register "tdp_pl2_override" = "51"
 
-	register "tcc_offset" = "35"	# TCC of 65C
-
 	register "SerialIoDevMode" = "{
 		[PchSerialIoIndexI2C0] = PchSerialIoPci,
 		[PchSerialIoIndexI2C1] = PchSerialIoPci,