diff --git a/spa/plugins/audioconvert/channelmix.c b/spa/plugins/audioconvert/channelmix.c
index 4a94fc1a1..98f69c18b 100644
--- a/spa/plugins/audioconvert/channelmix.c
+++ b/spa/plugins/audioconvert/channelmix.c
@@ -1655,12 +1655,12 @@ impl_init(const struct spa_handle_factory *factory,
 	props_reset(&this->props);
 
 	this->mix.options = CHANNELMIX_OPTION_UPMIX;
-	this->mix.upmix = CHANNELMIX_UPMIX_SIMPLE;
+	this->mix.upmix = CHANNELMIX_UPMIX_PSD;
 	this->mix.log = this->log;
 	this->mix.lfe_cutoff = 120.0f;
 	this->mix.fc_cutoff = 6000.0f;
 	this->mix.rear_delay = 12.0f;
-	this->mix.widen = 0.1f;
+	this->mix.widen = 0.02f;
 
 	for (i = 0; info && i < info->n_items; i++) {
 		const char *k = info->items[i].key;