diff --git a/win32/VMCore/VMCore.vcproj b/win32/VMCore/VMCore.vcproj
index 8a260248265..9cff8faa864 100644
--- a/win32/VMCore/VMCore.vcproj
+++ b/win32/VMCore/VMCore.vcproj
@@ -309,6 +309,10 @@
 				RelativePath="..\..\lib\VMCore\AsmWriter.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\lib\VMCore\Attributes.cpp"
+				>
+			</File>
 			<File
 				RelativePath="..\..\lib\VMCore\AutoUpgrade.cpp"
 				>