diff --git a/drivers/scmi-msg/clock.c b/drivers/scmi-msg/clock.c
index 98fdc6a..5aaf68c 100644
--- a/drivers/scmi-msg/clock.c
+++ b/drivers/scmi-msg/clock.c
@@ -37,7 +37,8 @@
 int32_t plat_scmi_clock_rates_array(unsigned int agent_id __unused,
 				    unsigned int scmi_id __unused,
 				    unsigned long *rates __unused,
-				    size_t *nb_elts __unused)
+				    size_t *nb_elts __unused,
+				    uint32_t start_idx __unused)
 {
 	return SCMI_NOT_SUPPORTED;
 }
@@ -298,7 +299,7 @@
 
 	/* Platform may support array rate description */
 	status = plat_scmi_clock_rates_array(msg->agent_id, clock_id, NULL,
-					     &nb_rates);
+					     &nb_rates, 0);
 	if (status == SCMI_SUCCESS) {
 		/* Currently 12 cells mex, so it's affordable for the stack */
 		unsigned long plat_rates[RATES_ARRAY_SIZE_MAX / RATE_DESC_SIZE];
@@ -307,7 +308,8 @@
 		size_t rem_nb = nb_rates - in_args->rate_index - ret_nb;
 
 		status =  plat_scmi_clock_rates_array(msg->agent_id, clock_id,
-						      plat_rates, &ret_nb);
+						      plat_rates, &ret_nb,
+						      in_args->rate_index);
 		if (status == SCMI_SUCCESS) {
 			write_rate_desc_array_in_buffer(msg->out + sizeof(p2a),
 							plat_rates, ret_nb);