diff --git a/spa/plugins/alsa/alsa-pcm.c b/spa/plugins/alsa/alsa-pcm.c
index 4f2fde8b6..f919a9eb1 100644
--- a/spa/plugins/alsa/alsa-pcm.c
+++ b/spa/plugins/alsa/alsa-pcm.c
@@ -2063,8 +2063,6 @@ static void recalc_headroom(struct state *state)
 		state->headroom = 0;
 
 	latency = SPA_MAX(state->min_delay, SPA_MIN(state->max_delay, state->headroom));
-	if (rate != 0 && state->rate != 0)
-		latency = SPA_SCALE32_UP(latency, rate, state->rate);
 
 	if (state->is_firewire) {
 		/* XXX: For ALSA FireWire drivers, unlike for other ALSA drivers, buffer size
@@ -2072,6 +2070,8 @@ static void recalc_headroom(struct state *state)
 		 */
 		latency += state->buffer_frames;
 	}
+	if (rate != 0 && state->rate != 0)
+		latency = SPA_SCALE32_UP(latency, rate, state->rate);
 
 	state->latency[state->port_direction].min_rate =
 		state->latency[state->port_direction].max_rate = latency;