diff --git a/msg/onboard_computer_status.msg b/msg/onboard_computer_status.msg
index c35085288f..8d322df0ce 100644
--- a/msg/onboard_computer_status.msg
+++ b/msg/onboard_computer_status.msg
@@ -1,5 +1,5 @@
 uint64 timestamp # time since system start (microseconds)
-uint32 uptime	 # time since system boot  (miliseconds)
+uint32 uptime	 # time since system boot of the companion (milliseconds)
 
 uint8 type	 # type of onboard computer