diff --git a/sw/airborne/modules/loggers/sdlog_chibios/msg_queue.c b/sw/airborne/modules/loggers/sdlog_chibios/msg_queue.c
index bf01e472ae..0ddd782815 100644
--- a/sw/airborne/modules/loggers/sdlog_chibios/msg_queue.c
+++ b/sw/airborne/modules/loggers/sdlog_chibios/msg_queue.c
@@ -76,9 +76,11 @@ int32_t   msgqueue_send(MsgQueue *que, void *msg, const uint16_t msgLen,
 int32_t   msgqueue_send_timeout(MsgQueue *que, void *msg, const uint16_t msgLen,
                                 const MsgQueueUrgency urgency, const systime_t timout)
 {
-  const MsgPtrLen mpl = {.ptrOfst = (uint32_t) msg - (uint32_t) tlsf_get_heap_addr(&MSGQ_HEAP),
-                         .len = msgLen
-                        };
+  // this code prevents compiler warning about a missing initializer of mpl
+  MsgPtrLen m;
+  m.len = msgLen;
+  m.ptrOfst = (uint32_t) msg - (uint32_t) tlsf_get_heap_addr(&MSGQ_HEAP);
+  const MsgPtrLen mpl = m;
 
 #if CH_DBG_ENABLE_CHECKS
   if (((uint32_t) msg < (uint32_t) tlsf_get_heap_addr(&MSGQ_HEAP)) ||