diff --git a/TurboPFor-Integer-Compression/vs/bitutil_avx2.c b/TurboPFor-Integer-Compression/vs/bitutil_avx2.c
new file mode 100644
index 0000000..e4abc69
--- /dev/null
+++ b/TurboPFor-Integer-Compression/vs/bitutil_avx2.c
@@ -0,0 +1,2 @@
+#define __AVX2__
+#include "lib\bitutil.c"
\ No newline at end of file