diff --git a/spa/plugins/audioconvert/audioconvert.c b/spa/plugins/audioconvert/audioconvert.c
index ac6107005..77c059b78 100644
--- a/spa/plugins/audioconvert/audioconvert.c
+++ b/spa/plugins/audioconvert/audioconvert.c
@@ -713,10 +713,15 @@ impl_node_port_set_io(struct spa_node *node,
 		      uint32_t id, void *data, size_t size)
 {
 	struct impl *this;
+	struct type *t;
 
 	spa_return_val_if_fail(node != NULL, -EINVAL);
 
 	this = SPA_CONTAINER_OF(node, struct impl, node);
+	t = &this->type;
+
+	if (id == t->io.ControlRange)
+		spa_node_port_set_io(this->resample, direction, 0, id, data, size);
 
 	return spa_node_port_set_io(this->fmt[direction], direction, port_id, id, data, size);
 }
diff --git a/spa/plugins/audioconvert/resample.c b/spa/plugins/audioconvert/resample.c
index 3d2c410f8..bd7edd47b 100644
--- a/spa/plugins/audioconvert/resample.c
+++ b/spa/plugins/audioconvert/resample.c
@@ -61,6 +61,7 @@ struct port {
 	uint32_t id;
 
 	struct spa_io_buffers *io;
+	struct spa_io_control_range *ctrl;
 	struct spa_port_info info;
 
 	bool have_format;
@@ -675,6 +676,8 @@ impl_node_port_set_io(struct spa_node *node,
 
 	if (id == t->io.Buffers)
 		port->io = data;
+	else if (id == t->io.ControlRange)
+		port->ctrl = data;
 	else
 		return -ENOENT;
 
@@ -784,6 +787,8 @@ static int impl_node_process(struct spa_node *node)
 
 	size = sb->datas[0].chunk->size;
 	maxsize = db->datas[0].maxsize;
+	if (outport->ctrl)
+		maxsize = SPA_MIN(outport->ctrl->max_size, maxsize);
 
 	pin_len = in_len = (size - inport->offset) / sizeof(float);
 	pout_len = out_len = (maxsize - outport->offset) / sizeof(float);