diff --git a/client.c b/client.c
index ac49f43..5bd7f0e 100644
--- a/client.c
+++ b/client.c
@@ -101,8 +101,7 @@ static int client_mainloop(void) {
 			if (client_recv_packet(&pkt)) {
 				switch (pkt.type) {
 				case MSG_CONTENT:
-					if (!passthrough)
-						write_all(STDOUT_FILENO, pkt.u.msg, pkt.len);
+					write_all(STDOUT_FILENO, pkt.u.msg, pkt.len);
 					break;
 				case MSG_RESIZE:
 					client.need_resize = true;
diff --git a/splex.c b/splex.c
index 4e5ccab..57bbdb2 100644
--- a/splex.c
+++ b/splex.c
@@ -122,7 +122,7 @@ typedef struct {
 static Server server = { .running = true, .exit_status = -1, .host = "@localhost" };
 static Client client;
 static struct termios orig_term, cur_term;
-static bool has_term, alternate_buffer, quiet, passthrough;
+static bool has_term, alternate_buffer, quiet;
 
 static struct sockaddr_un sockaddr = {
 	.sun_family = AF_UNIX,
@@ -603,7 +603,7 @@ int main(int argc, char *argv[]) {
 	server.name = basename(argv[0]);
 	gethostname(server.host+1, sizeof(server.host) - 1);
 
-	while ((opt = getopt(argc, argv, "aAclne:fpqrv")) != -1) {
+	while ((opt = getopt(argc, argv, "aAclne:fqrv")) != -1) {
 		switch (opt) {
 		case 'a':
 		case 'A':
@@ -621,9 +621,6 @@ int main(int argc, char *argv[]) {
 		case 'f':
 			force = true;
 			break;
-		case 'p':
-			passthrough = true;
-			break;
 		case 'q':
 			quiet = true;
 			break;
@@ -634,7 +631,7 @@ int main(int argc, char *argv[]) {
 			client.flags |= CLIENT_LOWPRIORITY;
 			break;
 		case 'v':
-			puts("abduco-"VERSION" © 2013-2018 Marc André Tanner");
+			puts("splex-0.1, based on abduco-"VERSION" by Marc André Tanner");
 			exit(EXIT_SUCCESS);
 		default:
 			usage();
@@ -651,22 +648,15 @@ int main(int argc, char *argv[]) {
 	else
 		cmd = default_cmd;
 
-	if (server.session_name && !isatty(STDIN_FILENO))
-		passthrough = true;
-
-	if (passthrough) {
-		if (!action)
-			action = 'a';
-		quiet = true;
-		client.flags |= CLIENT_LOWPRIORITY;
-	}
+	if (!isatty(STDIN_FILENO))
+        die("STDIN is not a tty");
 
 	if (!action && !server.session_name)
 		exit(list_session());
 	if (!action || !server.session_name)
 		usage();
 
-	if (!passthrough && tcgetattr(STDIN_FILENO, &orig_term) != -1) {
+	if (tcgetattr(STDIN_FILENO, &orig_term) != -1) {
 		server.term = orig_term;
 		has_term = true;
 	}