diff --git a/Include/Aurora/Memory/HeapStats.hpp b/Include/Aurora/Memory/HeapStats.hpp
index a40ca8f7..52153353 100644
--- a/Include/Aurora/Memory/HeapStats.hpp
+++ b/Include/Aurora/Memory/HeapStats.hpp
@@ -11,8 +11,8 @@ namespace Aurora::Memory
 {
     struct HeapStats
     {
-        AuUInt64 qwBytesAllocatedLifetime {};
-        AuUInt64 qwBytesFreeLifetime {};
+        AuUInt uBytesAllocatedLifetime {};
+        AuUInt uBytesFreeLifetime {};
 
         AuUInt uBytesCapacity {};
 
diff --git a/Source/Memory/AuHeapProxy.cpp b/Source/Memory/AuHeapProxy.cpp
index f467f954..ecfb2661 100644
--- a/Source/Memory/AuHeapProxy.cpp
+++ b/Source/Memory/AuHeapProxy.cpp
@@ -26,9 +26,9 @@ namespace Aurora::Memory
         auto &stats = this->pHeap->GetStats();
 
         this->stats.uBytesLiveCounter        = this->uBytesAllocated;
-        this->stats.qwBytesAllocatedLifetime = this->uBytesLifetime;
+        this->stats.uBytesAllocatedLifetime  = this->uBytesLifetime;
         this->stats.uBytesPeakCounter        = this->uBytesPeak;
-        this->stats.qwBytesFreeLifetime      = this->uBytesFree;
+        this->stats.uBytesFreeLifetime       = this->uBytesFree;
         this->stats.uBytesCapacity           = stats.uBytesCapacity;
     }
 
diff --git a/Source/Memory/AuHeapProxy.hpp b/Source/Memory/AuHeapProxy.hpp
index d035a130..aa038eef 100644
--- a/Source/Memory/AuHeapProxy.hpp
+++ b/Source/Memory/AuHeapProxy.hpp
@@ -13,10 +13,10 @@ namespace Aurora::Memory
         std::shared_ptr<Heap> pHeap;
         LeakFinderAlloc_f pAlloc;
         LeakFinderFree_f pFree;
-        AuUInt64 uBytesAllocated {}; // current
-        AuUInt64 uBytesPeak {}; // max
-        AuUInt64 uBytesFree {}; // free count
-        AuUInt64 uBytesLifetime {}; // alloc count
+        AuUInt uBytesAllocated {}; // current
+        AuUInt uBytesPeak {}; // max
+        AuUInt uBytesFree {}; // free count
+        AuUInt uBytesLifetime {}; // alloc count
 
         ProxyHeap(std::shared_ptr<Heap> pHeap,
                   LeakFinderAlloc_f pAlloc = {},