diff --git a/libgambatte/libretro/msvc/msvc-2003-xbox1.bat b/libgambatte/libretro/msvc/msvc-2003-xbox1.bat
index 2edf7f0..91d69ff 100644
--- a/libgambatte/libretro/msvc/msvc-2003-xbox1.bat
+++ b/libgambatte/libretro/msvc/msvc-2003-xbox1.bat
@@ -42,5 +42,6 @@
 
 :end
 
-nant msvc-2003-xbox1.build
+devenv /clean Release_LTCG msvc-2003-xbox1.sln
+devenv /build Release_LTCG msvc-2003-xbox1.sln
 exit
diff --git a/libgambatte/libretro/msvc/msvc-2003-xbox1.build b/libgambatte/libretro/msvc/msvc-2003-xbox1.build
deleted file mode 100644
index 4d86d08..0000000
--- a/libgambatte/libretro/msvc/msvc-2003-xbox1.build
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<project>
-<solution configuration="Release_LTCG" solutionfile="msvc-2003-xbox1.sln" />
-</project>