diff --git a/spa/plugins/alsa/alsa-pcm.c b/spa/plugins/alsa/alsa-pcm.c
index e8899266f..2a0ac8281 100644
--- a/spa/plugins/alsa/alsa-pcm.c
+++ b/spa/plugins/alsa/alsa-pcm.c
@@ -1739,7 +1739,9 @@ int spa_alsa_set_format(struct state *state, struct spa_audio_info *fmt, uint32_
 
 	state->latency[state->port_direction].min_rate =
 		state->latency[state->port_direction].max_rate =
-			SPA_MAX(state->min_delay, SPA_MIN(state->max_delay, state->headroom));
+			SPA_SCALE32_UP(
+				SPA_MAX(state->min_delay, SPA_MIN(state->max_delay, state->headroom)),
+				state->clock->rate.denom, state->rate);
 
 	spa_log_info(state->log, "%s (%s): format:%s access:%s-%s rate:%d channels:%d "
 			"buffer frames %lu, period frames %lu, periods %u, frame_size %zd "