diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index dfa571e6ce..58b8922448 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -638,6 +638,7 @@ config BOARD_GOOGLE_ULDREN
 config BOARD_GOOGLE_ULDRENITE
 	select BOARD_GOOGLE_BASEBOARD_TRULO
 	select BOARD_ROMSIZE_KB_32768
+	select CHROMEOS_WIFI_SAR if CHROMEOS
 	select SOC_INTEL_TCSS_USE_PDC_PMC_USBC_MUX_CONFIGURATION
 	select HAVE_PCIE_WWAN
 	select HAVE_WWAN_POWER_SEQUENCE
diff --git a/src/mainboard/google/brya/variants/uldrenite/variant.c b/src/mainboard/google/brya/variants/uldrenite/variant.c
index f5bbaf6924..41ab7b8c14 100644
--- a/src/mainboard/google/brya/variants/uldrenite/variant.c
+++ b/src/mainboard/google/brya/variants/uldrenite/variant.c
@@ -5,10 +5,16 @@
 #include <console/console.h>
 #include <delay.h>
 #include <fw_config.h>
+#include <sar.h>
 
 #define RW350R_RST_DELAY_MS 20
 #define RW350R_PERST_DELAY_MS 30
 
+const char *get_wifi_sar_cbfs_filename(void)
+{
+	return "wifi_sar_0.hex";
+}
+
 static const struct pad_config rw350r_en_pad[] = {
 	/* H23 : LTE_PWR_OFF_EN */
 	PAD_CFG_GPO(GPP_H23, 1, DEEP),