diff --git a/tcp_syni_accept.nim b/tcp_syni_accept.nim
index c3803b2..2d36a67 100644
--- a/tcp_syni_accept.nim
+++ b/tcp_syni_accept.nim
@@ -54,7 +54,7 @@ proc doAccept(puncher: TcpSyniAcceptPuncher, srcIp: IpAddress,
               srcPort: Port) {.async.} =
   let sock = newAsyncSocket()
   sock.setSockOpt(OptReuseAddr, true)
-  sock.bindAddr(srcPort, $(srcIp))
+  sock.bindAddr(srcPort, $srcIp)
   sock.listen()
   while true:
     let acceptFuture = sock.accept()
@@ -96,10 +96,10 @@ proc accept*(puncher: TcpSyniAcceptPuncher, srcPort: Port, dstIp: IpAddress,
                           seqNums: seqNums,
                           future: newFuture[AsyncSocket]("accept"))
     puncher.attempts.add(attempt)
-    await attempt.addFirewallRules()
+    await attempt.addFirewallRules() # FIXME: needed?
     await attempt.injectSynPackets()
     await attempt.future or sleepAsync(Timeout)
-    await attempt.deleteFirewallRules()
+    await attempt.deleteFirewallRules() # FIXME: needed?
     puncher.attempts.del(puncher.attempts.find(attempt))
     if attempt.future.finished():
       result = attempt.future.read()
diff --git a/tcp_syni_connect.nim b/tcp_syni_connect.nim
index 8e2fce6..330a5f5 100644
--- a/tcp_syni_connect.nim
+++ b/tcp_syni_connect.nim
@@ -108,7 +108,7 @@ proc connect*(puncher: TcpSyniConnectPuncher, srcPort: Port, dstIp: IpAddress,
     let connectFuture = newFuture[AsyncSocket]("connect")
     for dstPort in attempt.dstPorts:
       asyncCheck doConnect(attempt.srcIp, attempt.srcPort, attempt.dstIp,
-                           dstPort, connectfuture)
+                           dstPort, connectFuture)
     await connectFuture or sleepAsync(Timeout)
     await attempt.deleteFirewallRules()
     puncher.attempts.del(puncher.attempts.find(attempt))