diff --git a/binaries/aarch64/tpws b/binaries/aarch64/tpws
index 4903cbc..f5111d9 100755
Binary files a/binaries/aarch64/tpws and b/binaries/aarch64/tpws differ
diff --git a/binaries/arm/tpws b/binaries/arm/tpws
index 7836bd6..8985e3b 100755
Binary files a/binaries/arm/tpws and b/binaries/arm/tpws differ
diff --git a/binaries/freebsd-x64/tpws b/binaries/freebsd-x64/tpws
index 9889d76..7872934 100755
Binary files a/binaries/freebsd-x64/tpws and b/binaries/freebsd-x64/tpws differ
diff --git a/binaries/mac64/tpws b/binaries/mac64/tpws
index 489ec53..31d59f1 100755
Binary files a/binaries/mac64/tpws and b/binaries/mac64/tpws differ
diff --git a/binaries/mips32r1-lsb/tpws b/binaries/mips32r1-lsb/tpws
index 7ae0e09..c690d4b 100755
Binary files a/binaries/mips32r1-lsb/tpws and b/binaries/mips32r1-lsb/tpws differ
diff --git a/binaries/mips32r1-msb/tpws b/binaries/mips32r1-msb/tpws
index aa38cf7..5e0d68e 100755
Binary files a/binaries/mips32r1-msb/tpws and b/binaries/mips32r1-msb/tpws differ
diff --git a/binaries/mips64r2-msb/tpws b/binaries/mips64r2-msb/tpws
index 7fa5f2a..bf7fa69 100755
Binary files a/binaries/mips64r2-msb/tpws and b/binaries/mips64r2-msb/tpws differ
diff --git a/binaries/ppc/tpws b/binaries/ppc/tpws
index 0a26f1b..861cf43 100755
Binary files a/binaries/ppc/tpws and b/binaries/ppc/tpws differ
diff --git a/binaries/x86/tpws b/binaries/x86/tpws
index 134699e..cc512f2 100755
Binary files a/binaries/x86/tpws and b/binaries/x86/tpws differ
diff --git a/binaries/x86_64/tpws b/binaries/x86_64/tpws
index cf0d55e..a3a3a8b 100755
Binary files a/binaries/x86_64/tpws and b/binaries/x86_64/tpws differ
diff --git a/binaries/x86_64/tpws_wsl.tgz b/binaries/x86_64/tpws_wsl.tgz
index abd5427..913d467 100644
Binary files a/binaries/x86_64/tpws_wsl.tgz and b/binaries/x86_64/tpws_wsl.tgz differ
diff --git a/tpws/tpws_conn.c b/tpws/tpws_conn.c
index a1a67b2..ce50884 100644
--- a/tpws/tpws_conn.c
+++ b/tpws/tpws_conn.c
@@ -756,6 +756,12 @@ static bool handle_proxy_mode(tproxy_conn_t *conn, struct tailhead *conn_list)
 							socks4_send_rep(conn->fd, S4_REP_FAILED);
 							return false;
 						}
+						if (m->ip==htonl(1)) // special ip 0.0.0.1
+						{
+							VPRINT("socks4a protocol not supported")
+							socks4_send_rep(conn->fd, S4_REP_FAILED);
+							return false;
+						}
 						ss.ss_family = AF_INET;
 						((struct sockaddr_in*)&ss)->sin_port = m->port;
 						((struct sockaddr_in*)&ss)->sin_addr.s_addr = m->ip;
@@ -810,14 +816,14 @@ static bool handle_proxy_mode(tproxy_conn_t *conn, struct tailhead *conn_list)
 
 									if (params.no_resolve)
 									{
-										DBGPRINT("socks5 hostname resolving disabled")
+										VPRINT("socks5 hostname resolving disabled")
 										socks5_send_rep(conn->fd,S5_REP_NOT_ALLOWED_BY_RULESET);
 										return false;
 									}
 									port=S5_PORT_FROM_DD(m,rd);
 									if (!port)
 									{
-										DBGPRINT("socks5 no port is given")
+										VPRINT("socks5 no port is given")
 										socks5_send_rep(conn->fd,S5_REP_HOST_UNREACHABLE);
 										return false;
 									}
@@ -830,13 +836,13 @@ static bool handle_proxy_mode(tproxy_conn_t *conn, struct tailhead *conn_list)
 									r=getaddrinfo(sdom,sport,&hints,&ai);
 									if (r)
 									{
-										DBGPRINT("socks5 getaddrinfo error %d",r)
+										VPRINT("socks5 getaddrinfo error %d",r)
 										socks5_send_rep(conn->fd,S5_REP_HOST_UNREACHABLE);
 										return false;
 									}
 									if (params.debug>=2)
 									{
-										printf("socks5 hostname resolved to :\n");
+										printf("socks5 hostname resolved to : \n");
 										print_addrinfo(ai);
 									}
 									memcpy(&ss,ai->ai_addr,ai->ai_addrlen);