diff --git a/cmd-new-session.c b/cmd-new-session.c
index a05a4846..df1ec45c 100644
--- a/cmd-new-session.c
+++ b/cmd-new-session.c
@@ -197,7 +197,7 @@ cmd_new_session_exec(struct cmd *self, struct cmd_ctx *ctx)
 	/* Find new session size. */
 	if (detached) {
 		sx = 80;
-		sy = 25;
+		sy = 24;
 	} else if (ctx->cmdclient != NULL) {
 		sx = ctx->cmdclient->tty.sx;
 		sy = ctx->cmdclient->tty.sy;
diff --git a/server-msg.c b/server-msg.c
index 8c50339d..cb5dbf06 100644
--- a/server-msg.c
+++ b/server-msg.c
@@ -248,7 +248,7 @@ server_msg_identify(struct client *c, struct msg_identify_data *data, int fd)
 		c->tty.sx = 80;
 	c->tty.sy = data->sy;
 	if (c->tty.sy == 0)
-		c->tty.sy = 25;
+		c->tty.sy = 24;
 
 	c->cwd = NULL;
 	data->cwd[(sizeof data->cwd) - 1] = '\0';
@@ -278,7 +278,7 @@ server_msg_resize(struct client *c, struct msg_resize_data *data)
 		c->tty.sx = 80;
 	c->tty.sy = data->sy;
 	if (c->tty.sy == 0)
-		c->tty.sy = 25;
+		c->tty.sy = 24;
 
 	c->tty.cx = UINT_MAX;
 	c->tty.cy = UINT_MAX;
diff --git a/server.c b/server.c
index 4afab67d..268a79dd 100644
--- a/server.c
+++ b/server.c
@@ -97,7 +97,7 @@ server_create_client(int fd)
 
 	c->session = NULL;
 	c->tty.sx = 80;
-	c->tty.sy = 25;
+	c->tty.sy = 24;
 	screen_init(&c->status, c->tty.sx, 1, 0);
 
 	c->message_string = NULL;