diff --git a/src/mainboard/google/fatcat/variants/moonstone/overridetree.cb b/src/mainboard/google/fatcat/variants/moonstone/overridetree.cb
index 7faed6236c..28b2fec984 100644
--- a/src/mainboard/google/fatcat/variants/moonstone/overridetree.cb
+++ b/src/mainboard/google/fatcat/variants/moonstone/overridetree.cb
@@ -87,6 +87,8 @@ chip soc/intel/pantherlake
 	register "cnvi_wifi_core" = "true"
 	register "cnvi_bt_core" = "true"
 
+	register "vga_cd_clk_freq_sel" = "CD_CLK_442MHZ"
+
 	register "serial_io_i2c_mode" = "{
 		[PchSerialIoIndexI2C0]  = PchSerialIoPci,
 		[PchSerialIoIndexI2C1] = PchSerialIoDisabled,