diff --git a/src/mainboard/google/fatcat/variants/ruby/overridetree.cb b/src/mainboard/google/fatcat/variants/ruby/overridetree.cb
index 2e5f29faa6..2de2dc082b 100644
--- a/src/mainboard/google/fatcat/variants/ruby/overridetree.cb
+++ b/src/mainboard/google/fatcat/variants/ruby/overridetree.cb
@@ -32,8 +32,8 @@ chip soc/intel/pantherlake
 	register "usb2_ports[5]" = "USB2_PORT_MID(OC_SKIP)" # Type-A Port A1 (DB)
 	register "usb2_ports[6]" = "USB2_PORT_MID(OC_SKIP)" # Fingerprint
 
-	register "usb3_ports[0]" = "USB3_PORT_EMPTY" # no use
-	register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB3.2 Type-A (DB)
+	register "usb3_ports[0]" = "USB3_PORT_TX_CFG(OC_SKIP, 0x4)" # USB3.2 x1 Type-A Con #1 (MB)
+	register "usb3_ports[1]" = "USB3_PORT_TX_CFG(OC_SKIP, 0x4)" # USB3.2 x1 Type-A Con #2 (DB)
 
 	register "tcss_ports[0]" = "TCSS_PORT_DEFAULT(OC_SKIP)" # USB3_C0
 	register "tcss_ports[2]" = "TCSS_PORT_DEFAULT(OC_SKIP)" # USB3_C1