diff --git a/tcp_syni.nim b/tcp_syni.nim
index 904c815..5312041 100644
--- a/tcp_syni.nim
+++ b/tcp_syni.nim
@@ -84,13 +84,13 @@ proc injectSyns(rawFd: AsyncFD, srcIp: IpAddress, srcPort: Port,
                 seqNums: seq[uint32]) {.async.} =
   for seqNum in seqNums:
     let ipPacket = IpPacket(protocol: tcp,
-                            tcpIpSrc: srcIp,
-                            tcpIpDst: dstIp,
-                            tcpPortSrc: dstPort,
-                            tcpPortDst: srcPort,
+                            tcpIpSrc: dstIp,
+                            tcpIpDst: srcIp,
+                            tcpPortSrc: srcPort,
+                            tcpPortDst: dstPort,
                             tcpSeqNumber: seqNum,
                             tcpFlags: {SYN})
-    echo &"injecting {srcIP}:{srcPort.int} -> {dstIp}:{dstPort.int} (seq {seqNum})"
+    echo &"injecting {dstIP}:{dstPort.int} -> {srcIp}:{srcPort.int} (seq {seqNum})"
     try:
       let packet = serialize(ipPacket)
       var sockaddr: Sockaddr_storage
@@ -148,7 +148,7 @@ proc doAccept(srcIp: IpAddress, srcPort: Port, dstIp: IpAddress, dstPort: Port,
     let connectedSock = await sock.accept()
     future.complete(connectedSock)
   except OSError as e:
-    echo &"connection {srcIP}:{srcPort.int} -> {dstIp}:{dstPort.int} failed: ", e.msg
+    echo &"accepting connection {srcIP}:{srcPort.int} -> {dstIp}:{dstPort.int} failed: ", e.msg
     discard
 
 proc connect*(puncher: TcpSyniPuncher,