diff --git a/src/mainboard/starlabs/starbook/variants/cml/devtree.c b/src/mainboard/starlabs/starbook/variants/cml/devtree.c
index 95a5d44ea3..6985c67d16 100644
--- a/src/mainboard/starlabs/starbook/variants/cml/devtree.c
+++ b/src/mainboard/starlabs/starbook/variants/cml/devtree.c
@@ -22,17 +22,17 @@ void devtree_update(void)
 		disable_turbo();
 		soc_conf->tdp_pl1_override	= 15;
 		soc_conf->tdp_pl2_override	= 15;
-		cfg->tcc_offset			= 20;
+		cfg->tcc_offset			= 30;
 		break;
 	case PP_BALANCED:
 		soc_conf->tdp_pl1_override	= 17;
 		soc_conf->tdp_pl2_override	= 20;
-		cfg->tcc_offset			= 15;
+		cfg->tcc_offset			= 25;
 		break;
 	case PP_PERFORMANCE:
 		soc_conf->tdp_pl1_override	= 20;
 		soc_conf->tdp_pl2_override	= 25;
-		cfg->tcc_offset			= 10;
+		cfg->tcc_offset			= 20;
 		break;
 	}
 
diff --git a/src/mainboard/starlabs/starbook/variants/tgl/devtree.c b/src/mainboard/starlabs/starbook/variants/tgl/devtree.c
index 0077a63604..7c94430ee8 100644
--- a/src/mainboard/starlabs/starbook/variants/tgl/devtree.c
+++ b/src/mainboard/starlabs/starbook/variants/tgl/devtree.c
@@ -31,21 +31,21 @@ void devtree_update(void)
 		soc_conf_4core->tdp_pl1_override	= 15;
 		soc_conf_2core->tdp_pl2_override	= 15;
 		soc_conf_4core->tdp_pl2_override	= 15;
-		cfg->tcc_offset				= 20;
+		cfg->tcc_offset				= 30;
 		break;
 	case PP_BALANCED:
 		soc_conf_2core->tdp_pl1_override	= 15;
 		soc_conf_4core->tdp_pl1_override	= 15;
 		soc_conf_2core->tdp_pl2_override	= 25;
 		soc_conf_4core->tdp_pl2_override	= 25;
-		cfg->tcc_offset				= 15;
+		cfg->tcc_offset				= 25;
 		break;
 	case PP_PERFORMANCE:
 		soc_conf_2core->tdp_pl1_override	= 28;
 		soc_conf_4core->tdp_pl1_override	= 28;
 		soc_conf_2core->tdp_pl2_override	= 40;
 		soc_conf_4core->tdp_pl2_override	= 40;
-		cfg->tcc_offset				= 10;
+		cfg->tcc_offset				= 20;
 		break;
 	}