diff --git a/plat/intel/soc/common/include/socfpga_mailbox.h b/plat/intel/soc/common/include/socfpga_mailbox.h
index 20e0d44..c5f2fbe 100644
--- a/plat/intel/soc/common/include/socfpga_mailbox.h
+++ b/plat/intel/soc/common/include/socfpga_mailbox.h
@@ -111,10 +111,10 @@
 void mailbox_set_qspi_open(void);
 void mailbox_set_qspi_direct(void);
 int mailbox_send_cmd(int job_id, unsigned int cmd, uint32_t *args,
-				int len, int urgent, uint32_t *response);
+			int len, int urgent, uint32_t *response, int resp_len);
 int mailbox_send_cmd_async(int job_id, unsigned int cmd, uint32_t *args,
 				int len, int urgent);
-int mailbox_read_response(int job_id, uint32_t *response);
+int mailbox_read_response(int job_id, uint32_t *response, int resp_len);
 int mailbox_get_qspi_clock(void);
 void mailbox_reset_cold(void);
 void mailbox_clear_response(void);