diff --git a/sys/man/8/nusbrc b/sys/man/8/nusbrc
index fcf9a7acb..ded41a9e2 100644
--- a/sys/man/8/nusbrc
+++ b/sys/man/8/nusbrc
@@ -31,5 +31,5 @@ and
 identified by the devices unique name assigned by usbd.
 When the environment variable
 .I nousbhname
-is defined, devices are named by ther dynamically assigned
+is defined, devices are named by their dynamically assigned
 usb device address instead. This emulates the old behaviour.