diff --git a/.Floppies/A2OSX.BUILD.po b/.Floppies/A2OSX.BUILD.po
index 0ba9066b..f1ef5f9f 100644
Binary files a/.Floppies/A2OSX.BUILD.po and b/.Floppies/A2OSX.BUILD.po differ
diff --git a/.Floppies/A2OSX.SRC.po b/.Floppies/A2OSX.SRC.po
index 14b6e9d8..de75b325 100644
Binary files a/.Floppies/A2OSX.SRC.po and b/.Floppies/A2OSX.SRC.po differ
diff --git a/LIB/LIBTCPIP.S.TCP.txt b/LIB/LIBTCPIP.S.TCP.txt
index db9199b3..91adf7bd 100644
--- a/LIB/LIBTCPIP.S.TCP.txt
+++ b/LIB/LIBTCPIP.S.TCP.txt
@@ -240,19 +240,28 @@ TCP.IN.JMP.LASTACK
 TCP.IN.JMP.FINWT1
 				ldy #S.TCP.OPTIONS		only accept ACK packet
 				lda (ZPFrameInPtr),y
-				bit #S.TCP.OPTIONS.ACK
-				beq TCP.IN.JMP.FINWT2.1
+				bit #S.TCP.OPTIONS.FIN
+				beq .8
+				
+				ldy #S.SOCKET.TCP.O
+				lda #S.TCP.OPTIONS.FIN	send FIN
+				sta (ZPPtrSKT),y
+				jsr TCP.IN.ACKTheFIN
+				bcs .9
 				
 				ldy #S.SOCKET.TCP.S
 				lda #S.SOCKET.TCP.S.FINWT2
 				sta (ZPPtrSKT),y
+				
+.8				clc
+.9				rts
 *--------------------------------------
 TCP.IN.JMP.FINWT2
 				ldy #S.TCP.OPTIONS		only accept FIN packet
 				lda (ZPFrameInPtr),y
-TCP.IN.JMP.FINWT2.1
+
 				bit #S.TCP.OPTIONS.FIN
-				bne .8
+				beq .8
 				
 				jsr TCP.IN.ACKTheFIN
 				bcs .9