diff --git a/components/zcanreceiver/cmd.hpp b/components/zcanreceiver/cmd.hpp
index 23900c8..a6057ee 100644
--- a/components/zcanreceiver/cmd.hpp
+++ b/components/zcanreceiver/cmd.hpp
@@ -49,6 +49,8 @@ typedef enum {
 #define IS_CMD(cmdheader, cmd, subcmd)  ((cmdheader->cmdid == cmd) && (cmdheader->subcmdid == subcmd))
 #define CMD_GET_PARAM(cmdheader, index) (((int32_t*)cmdheader->data)[index])
 
+#define CMD_PARAM(index) (((int32_t*)cmdheader->data)[index * 4])
+
 #define PROCESS_CMD(cmd, _subcmdid, id)                                                                        \
   if ((cmdheader->cmdid == (uint16_t)cmd) && (cmdheader->subcmdid == _subcmdid) && cmdheader->data[0] == id) { \
     matching = true;                                                                                           \