diff --git a/src/mainboard/google/dedede/variants/magolor/variant.c b/src/mainboard/google/dedede/variants/magolor/variant.c
index bb9cf087f6..ccea87385e 100644
--- a/src/mainboard/google/dedede/variants/magolor/variant.c
+++ b/src/mainboard/google/dedede/variants/magolor/variant.c
@@ -1,13 +1,27 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <drivers/intel/gma/opregion.h>
+#include <ec/google/chromeec/ec.h>
 #include <fw_config.h>
 #include <sar.h>
 
+enum {
+	MAGOLOR_SKU_START = 0x70000,
+	MAGOLOR_SKU_END = 0x7ffff,
+	MAGLIA_SKU_START = 0x80000,
+	MAGLIA_SKU_END = 0x8ffff,
+	MAGISTER_SKU_START = 0xc0000,
+	MAGISTER_SKU_END = 0xcffff,
+};
+
 const char *get_wifi_sar_cbfs_filename(void)
 {
-	if (fw_config_probe(FW_CONFIG(TABLETMODE, TABLETMODE_ENABLED)))
+	uint32_t sku_id = google_chromeec_get_board_sku();
+
+	if (sku_id >= MAGOLOR_SKU_START && sku_id <= MAGLIA_SKU_END)
 		return "wifi_sar-magolor.hex";
+	if (sku_id >= MAGISTER_SKU_START && sku_id <= MAGISTER_SKU_END)
+		return "wifi_sar-magister.hex";
 
 	return WIFI_SAR_CBFS_DEFAULT_FILENAME;
 }