diff --git a/src/mainboard/google/brya/variants/redrix/overridetree.cb b/src/mainboard/google/brya/variants/redrix/overridetree.cb
index a94f33325b..0cb0102c61 100644
--- a/src/mainboard/google/brya/variants/redrix/overridetree.cb
+++ b/src/mainboard/google/brya/variants/redrix/overridetree.cb
@@ -86,6 +86,7 @@ chip soc/intel/alderlake
 			.data_hold_time_ns = 50,
 		},
 	}"
+	register "tcc_offset" = "3"  # TCC of 97C
 	device domain 0 on
 		device ref igpu on
 			chip drivers/gfx/generic
diff --git a/src/mainboard/google/brya/variants/redrix4es/overridetree.cb b/src/mainboard/google/brya/variants/redrix4es/overridetree.cb
index 0abad3d7f1..72f1da2327 100644
--- a/src/mainboard/google/brya/variants/redrix4es/overridetree.cb
+++ b/src/mainboard/google/brya/variants/redrix4es/overridetree.cb
@@ -72,6 +72,7 @@ chip soc/intel/alderlake
 			.speed = I2C_SPEED_FAST,
 		},
 	}"
+	register "tcc_offset" = "3"  # TCC of 97C
 	device domain 0 on
 		device ref igpu on
 			chip drivers/gfx/generic