diff --git a/Lib/plat-sunos5/SUNAUDIODEV.py b/Lib/plat-sunos5/SUNAUDIODEV.py
index b66610d903e..a81a2abd0a5 100755
--- a/Lib/plat-sunos5/SUNAUDIODEV.py
+++ b/Lib/plat-sunos5/SUNAUDIODEV.py
@@ -36,3 +36,5 @@
 
 MICROPHONE = 0x01			# input from microphone
 LINE_IN = 0x02				# input from line in
+CD = 0x04                               # input from on-board CD inputs
+INTERNAL_CD_IN = CD                     # input from internal CDROM