diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index 5687bcf38a9e23b8bd0916fd3d7bbeeb33bd2ae2..7754b0b2ea666b89a06b723083d28ea2da106dab 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -1007,7 +1007,7 @@ int usb4_usb3_port_allocate_bandwidth(struct tb_port *port, int *upstream_bw,
 int usb4_usb3_port_release_bandwidth(struct tb_port *port, int *upstream_bw,
 				     int *downstream_bw);
 
-/* keep link controller awake during update */
+/* Keep link controller awake during update */
 #define QUIRK_FORCE_POWER_LINK_CONTROLLER		BIT(0)
 
 void tb_check_quirks(struct tb_switch *sw);