diff --git a/share/man/man4/man4.sparc64/auxio.4 b/share/man/man4/man4.sparc64/auxio.4
index 6c8d3396f5e9..8588925fd763 100644
--- a/share/man/man4/man4.sparc64/auxio.4
+++ b/share/man/man4/man4.sparc64/auxio.4
@@ -30,18 +30,18 @@
 .Os
 .Sh NAME
 .Nm auxio
-.Nd Sun Auxiliary I/O
+.Nd "Sun Auxiliary I/O"
 .Sh SYNOPSIS
-.Cd device auxio
-.Cd device sbus
-.Cd device ebus
+.Cd "device auxio"
+.Cd "device sbus"
+.Cd "device ebus"
 .Sh DESCRIPTION
 The
 .Nm
 device provides auxiliary I/O functions required by Sun
 .Tn UltraSPARC
 workstation and server models.
-The front panel LED is also controlled by the deivce.
+The front panel LED is also controlled by the device.
 This LED can be made to blink by writing
 .Tn ASCII
 strings to the