diff --git a/be/src/runtime/load_channel_mgr.cpp b/be/src/runtime/load_channel_mgr.cpp
index e0c5a6848e..2a0020a9ff 100644
--- a/be/src/runtime/load_channel_mgr.cpp
+++ b/be/src/runtime/load_channel_mgr.cpp
@@ -394,7 +394,7 @@ void LoadChannelMgr::_handle_mem_exceed_limit() {
                 break;
             }
             tablets_mem_heap.pop();
-            if (std::get<0>(tablet_mem_item)++ != std::get<1>(tablet_mem_item)) {
+            if (++std::get<0>(tablet_mem_item) != std::get<1>(tablet_mem_item)) {
                 tablets_mem_heap.push(tablet_mem_item);
             }
         }