diff --git a/src/Nazara/Core/Win32/FileImpl.cpp b/src/Nazara/Core/Win32/FileImpl.cpp
index b7c5d0f2d..4e5d75c6c 100644
--- a/src/Nazara/Core/Win32/FileImpl.cpp
+++ b/src/Nazara/Core/Win32/FileImpl.cpp
@@ -191,9 +191,7 @@ namespace Nz
 		LARGE_INTEGER cursorPos;
 		cursorPos.QuadPart = GetCursorPos();
 
-		LockFile(m_handle, cursorPos.LowPart, cursorPos.HighPart, static_cast<DWORD>(size), 0);
 		WriteFile(m_handle, buffer, static_cast<DWORD>(size), &written, nullptr);
-		UnlockFile(m_handle, cursorPos.LowPart, cursorPos.HighPart, static_cast<DWORD>(size), 0);
 
 		m_endOfFileUpdated = false;