diff --git a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/MemoryUtility.cs b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/MemoryUtility.cs
index 21e2b95..736f94c 100644
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/MemoryUtility.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/MemoryUtility.cs
@@ -27,7 +27,7 @@ namespace VirtualNes.Core
             {
                 var offsetptr = ptr + offset;
 
-                Unsafe.InitBlock(offsetptr, value, (uint)length);
+                Unsafe.InitBlockUnaligned(offsetptr, value, (uint)length);
             }
         }