diff --git a/306-controller_interface.X/middleware/can_interface.c b/306-controller_interface.X/middleware/can_interface.c
index 6c893fd..ab667e2 100644
--- a/306-controller_interface.X/middleware/can_interface.c
+++ b/306-controller_interface.X/middleware/can_interface.c
@@ -34,9 +34,7 @@ typedef union {
         uint8_t byte2;
         uint8_t byte3;
     } separate;
-    struct {
-        uint32_t bytes;
-    } full;
+    uint32_t full;
 } CAN_4_BYTES;
 
 void CAN_init(){
@@ -55,6 +53,7 @@ bool CAN_processEvent(Event* ev) {
     evIDT evid = Event_getId(ev);
     
     uint64_t data = Event_getData(ev);
+    CAN_4_BYTES tmpData;
     
         
     switch (me->state) {        // onState
@@ -72,8 +71,7 @@ bool CAN_processEvent(Event* ev) {
                     uint32_t canData = (uint32_t) data;
                     data = data>>32;
 
-                    CAN_4_BYTES tmpData;
-                    tmpData.full.bytes = data;
+                    tmpData.full = data;
                     uint8_t idMsg = tmpData.separate.byte0;
                     idMsg = idMsg >> 4;
                     idMsg = idMsg & 0xF;