diff --git a/app/src/msg_transfer_queue.c b/app/src/msg_transfer_queue.c
index a8ca707..4fd3ea7 100644
--- a/app/src/msg_transfer_queue.c
+++ b/app/src/msg_transfer_queue.c
@@ -166,7 +166,7 @@ static inline void msg_queue_ul_setup(uint32_t instId, uint32_t qNo, uint8_t* bu
     chCommon->bufBase = (uint32_t)phy_addr;
     chCommon->bufSize = bufSize;
 
-    osp_virt_to_phy(ECS_SM, (uint64_t)ch->bufIdxBase, (uint64_t *)&phy_addr);
+    osp_virt_to_phy(PET_SM, (uint64_t)ch->bufIdxBase, (uint64_t *)&phy_addr);
     chCommon->bufIdxBase = (uint32_t)phy_addr;
 
     uint8_t *m = bufBase;