diff --git a/src/another_memcheck.cc b/src/another_memcheck.cc
index 5286495..7e7d4ec 100644
--- a/src/another_memcheck.cc
+++ b/src/another_memcheck.cc
@@ -105,7 +105,7 @@ namespace SC_AM_Internal {
     if (address != nullptr) {
       Malloced *data = reinterpret_cast<Malloced*>(real_malloc(sizeof(Malloced)));
       data->address = address;
-      data->size = size;
+      data->size = n * size;
       ListNode::add_to_list(malloced_list_tail, data);
     }