diff --git a/man2/chown.2 b/man2/chown.2
index 8cca6e849..5baf6ea1a 100644
--- a/man2/chown.2
+++ b/man2/chown.2
@@ -272,7 +272,8 @@ The general errors for
 are listed below:
 .TP
 .B EBADF
-The descriptor is not valid.
+.I fd
+is not a valid open file descriptor.
 .TP
 .B EIO
 A low-level I/O error occurred while modifying the inode.