diff --git a/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl b/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl
index 5421a0acba..6db87acbe9 100644
--- a/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl
+++ b/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl
@@ -32,7 +32,7 @@ Device(TCSC) {
 			FourWireMode,		/* WireMode */
 			8,			/* DataBitLength */
 			ControllerInitiated,	/* SlaveMode */
-			0x0B71B00,		/* ConnectionSpeed (12MHz) */
+			0x1C9C380,		/* ConnectionSpeed (30MHz) */
 			ClockPolarityLow,	/* ClockPolarity */
 			ClockPhaseFirst,	/* ClockPhase */
 			"\\_SB.PCI0.SPI0",	/* ResourceSource */