diff --git a/build/misc.tcl b/build/misc.tcl
index f42171ea..9fc5370a 100644
--- a/build/misc.tcl
+++ b/build/misc.tcl
@@ -625,6 +625,10 @@ respond "*" ":midas sys3;ts yow_maeda; yow\r"
 expect ":KILL"
 respond "*" ":link device;chaos yow, sys3; ts yow\r"
 
+# yow client
+respond "*" ":midas sysnet;ts yow_sysen2; yow\r"
+expect ":KILL"
+
 # @
 respond "*" ":midas sys;ts @_sysen1;@\r"
 expect ":KILL"
diff --git a/src/sysen2/yow.5 b/src/sysen2/yow.5
new file mode 100755
index 00000000..91f97908
--- /dev/null
+++ b/src/sysen2/yow.5
@@ -0,0 +1,67 @@
+;-*-Midas-*-
+
+	Title :YOW
+
+A=1
+B=2
+C=3
+D=4
+E=5
+T=10
+TT=11
+P=17
+
+PDLen==40
+BufLen==40
+
+TTYo==1
+CHAOSi==2
+CHAOSo==3
+
+Call=<PUSHJ P,>
+Return=<POPJ P,>
+
+Define SYSCAL op,args
+	.Call [Setz ? Sixbit /op/ ? args ((Setz))]
+Termin
+
+PDL:	-PDLen,,.
+	Block PDLen
+
+Buffer:	Block BufLen
+
+Debug:	0
+
+HostNo:	16310			;Kludge built-in host# for MIT-CCC
+
+
+$$CHAOS==1
+$$ANALYZE==1
+$$ERRHAN==1
+$$SIMPLE==1
+.INSRT SYSENG;NETWRK
+
+Begin:	Move P,PDL
+	Syscal OPEN,[%Clbit,,.uao
+		     %Climm,,TTYo
+		     [Sixbit /TTY/]]
+	  .Lose %lsFile
+	Movei A,CHAOSi
+	Move B,HostNo
+	Movei C,[Asciz "YOW"]
+	Move D,[-BufLen,,Buffer]
+	Call NETWRK"CHASMP
+	  Jrst Die
+	  Jfcl
+	Move B,[440700,,Buffer]
+Loop:	Ildb A,B
+	Jumpe A,Die
+	.Iot TTYo,A
+	Jrst Loop
+
+Die:	.Logout 1,
+
+PutChr:	.Iot TTYo,T
+	Return
+
+	End Begin