diff --git a/PC/VS8.0/pythoncore.vcproj b/PC/VS8.0/pythoncore.vcproj
index 88af248be2..464e79dad4 100644
--- a/PC/VS8.0/pythoncore.vcproj
+++ b/PC/VS8.0/pythoncore.vcproj
@@ -706,6 +706,10 @@
 				RelativePath="..\..\Include\dictobject.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\Include\dtoa.h"
+				>
+			</File>			
 			<File
 				RelativePath="..\..\Include\enumobject.h"
 				>
@@ -1638,6 +1642,10 @@
 				RelativePath="..\..\Python\compile.c"
 				>
 			</File>
+			<File
+				RelativePath="..\..\Python\dtoa.c"
+				>
+			</File>
 			<File
 				RelativePath="..\..\Python\dynload_win.c"
 				>