diff --git a/.Floppies/A2OSX.BUILD.po b/.Floppies/A2OSX.BUILD.po
index 85fbf306..9d2915b8 100644
Binary files a/.Floppies/A2OSX.BUILD.po and b/.Floppies/A2OSX.BUILD.po differ
diff --git a/LIB/LIBTCPIP.S.SKT.txt b/LIB/LIBTCPIP.S.SKT.txt
index 841b4462..65e17598 100644
--- a/LIB/LIBTCPIP.S.SKT.txt
+++ b/LIB/LIBTCPIP.S.SKT.txt
@@ -502,7 +502,7 @@ SKT.GetDataFromSktIn
 *				lda #S.TCP.OPTIONS.ACK
 *				jsr TCP.OUT.SendOptA
 				
-				jsr TCP.SetSocketTCPO.ACK 	ACK=1 -> send WSIZE
+*				jsr TCP.SetSocketTCPO.ACK 	ACK=1 -> send WSIZE
 
 *				jsr TCP.OUT.I			SKT.GetTCB already called 
 
diff --git a/LIB/LIBTCPIP.S.TCP.txt b/LIB/LIBTCPIP.S.TCP.txt
index 0a0c86dc..bef3008f 100644
--- a/LIB/LIBTCPIP.S.TCP.txt
+++ b/LIB/LIBTCPIP.S.TCP.txt
@@ -166,7 +166,7 @@ TCP.IN.JMP.ESTBLSH
 				ldx TmpDWord+2
 				bne .2
 				tay
-				beq .3
+				beq .4
 
 .2				clc
 				adc SKT.Cache+S.SOCKET.TCP.OUTTAIL
@@ -227,24 +227,25 @@ TCP.IN.JMP.ESTBLSH
 				bne .6
 				inc SKT.Cache+S.SOCKET.TCP.INSEQNUM
 
-.6				jsr SKT.StoreTCB		success, update socket
+.6				jsr TCP.SetSocketTCPO.ACK	
 
-				jsr TCP.SetSocketTCPO.ACK	Try to ACK read DATA
-				
-*				jsr TCP.OUT.I			SKT.GetTCB already called 
+*				lda #S.TCP.OPTIONS.ACK
+*				jsr TCP.OUT.SendOptA	Try to ACK read DATA
+
+				jsr SKT.StoreTCB		success, update socket
 				
 .7				ldy #S.TCP.OPTIONS
 				lda (ZPFrameInPtr),y
 				and #S.TCP.OPTIONS.FIN
 				beq .8
 
+				lda #S.SOCKET.TCP.S.CLWAIT
+				ldy #S.SOCKET.TCP.S
+				sta (ZPPtrSKT),y
+				
 				jsr TCP.IN.ACKTheFIN
 				lda #S.TCP.OPTIONS.FIN+S.TCP.OPTIONS.ACK
-				jsr TCP.OUT.SendOptA	FIN received, Send FIN.ACK		
-				bcs .9
-				
-				lda #S.SOCKET.TCP.S.CLWAIT
-				jmp SKT.StoreTCB.S
+				jmp TCP.OUT.SendOptA	FIN received, Send FIN.ACK		
 				
 .8				clc
 .9				rts