diff --git a/cmd-attach-session.c b/cmd-attach-session.c
index 6de734e5..477d3517 100644
--- a/cmd-attach-session.c
+++ b/cmd-attach-session.c
@@ -127,6 +127,7 @@ cmd_attach_session(struct cmdq_item *item, const char *tflag, int dflag,
 		gettimeofday(&s->last_attached_time, NULL);
 		server_redraw_client(c);
 		s->curw->flags &= ~WINLINK_ALERTFLAGS;
+		s->curw->window->latest = c;
 	} else {
 		if (server_client_open(c, &cause) != 0) {
 			cmdq_error(item, "open terminal failed: %s", cause);
@@ -159,6 +160,7 @@ cmd_attach_session(struct cmdq_item *item, const char *tflag, int dflag,
 		gettimeofday(&s->last_attached_time, NULL);
 		server_redraw_client(c);
 		s->curw->flags &= ~WINLINK_ALERTFLAGS;
+		s->curw->window->latest = c;
 
 		if (~c->flags & CLIENT_CONTROL)
 			proc_send(c->peer, MSG_READY, -1, NULL, 0);
diff --git a/format.c b/format.c
index 477f65ad..ee507340 100644
--- a/format.c
+++ b/format.c
@@ -1128,11 +1128,10 @@ format_find(struct format_tree *ft, const char *key, int modifiers)
 			xasprintf(&found, "%lld", (long long)fe->t);
 			goto found;
 		}
-		if (fe->value == NULL && fe->cb != NULL) {
+		if (fe->value == NULL && fe->cb != NULL)
 			fe->cb(ft, fe);
-			if (fe->value == NULL)
-				fe->value = xstrdup("");
-		}
+		if (fe->value == NULL)
+			fe->value = xstrdup("");
 		found = xstrdup(fe->value);
 		goto found;
 	}
diff --git a/resize.c b/resize.c
index 9f74b33e..054b025f 100644
--- a/resize.c
+++ b/resize.c
@@ -80,7 +80,7 @@ default_window_size(struct client *c, struct session *s, struct window *w,
     u_int *sx, u_int *sy, u_int *xpixel, u_int *ypixel, int type)
 {
 	struct client	*loop;
-	u_int		 cx, cy;
+	u_int		 cx, cy, n;
 	const char	*value;
 
 	if (type == -1)
@@ -149,12 +149,22 @@ default_window_size(struct client *c, struct session *s, struct window *w,
 			*xpixel = c->tty.xpixel;
 		        *ypixel = c->tty.ypixel;
 		} else {
+			if (w == NULL)
+				goto manual;
+			n = 0;
+			TAILQ_FOREACH(loop, &clients, entry) {
+				if (!ignore_client_size(loop) &&
+				    session_has(loop->session, w)) {
+					if (++n > 1)
+						break;
+				}
+			}
 			*sx = *sy = UINT_MAX;
 			*xpixel = *ypixel = 0;
 			TAILQ_FOREACH(loop, &clients, entry) {
 				if (ignore_client_size(loop))
 					continue;
-				if (w != NULL && loop != w->latest)
+				if (n > 1 && loop != w->latest)
 					continue;
 				s = loop->session;
 
@@ -204,7 +214,7 @@ recalculate_size(struct window *w)
 {
 	struct session	*s;
 	struct client	*c;
-	u_int		 sx, sy, cx, cy, xpixel = 0, ypixel = 0;
+	u_int		 sx, sy, cx, cy, xpixel = 0, ypixel = 0, n;
 	int		 type, current, has, changed;
 
 	if (w->active == NULL)
@@ -277,11 +287,19 @@ recalculate_size(struct window *w)
 			changed = 0;
 		break;
 	case WINDOW_SIZE_LATEST:
+		n = 0;
+		TAILQ_FOREACH(c, &clients, entry) {
+			if (!ignore_client_size(c) &&
+			    session_has(c->session, w)) {
+				if (++n > 1)
+					break;
+			}
+		}
 		sx = sy = UINT_MAX;
 		TAILQ_FOREACH(c, &clients, entry) {
 			if (ignore_client_size(c))
 				continue;
-			if (c != w->latest)
+			if (n > 1 && c != w->latest)
 				continue;
 			s = c->session;