diff --git a/vp8/encoder/bitstream.c b/vp8/encoder/bitstream.c
index 284025d4ea2b36b6f57d90dbdc5c69b39f7141c8..ec2bb94a7e61f557e161c2e8db5e6acdfc3751ac 100644
--- a/vp8/encoder/bitstream.c
+++ b/vp8/encoder/bitstream.c
@@ -40,9 +40,6 @@ const int vp8cx_base_skip_false_prob[128] =
     53,  50,  47,  44,  41,  38,  35, 32,
     30,  28,  26,  24,  22,  20,  18, 16,
 };
-#ifdef VP8REF
-#define __int64 long long
-#endif
 
 #if defined(SECTIONBITS_OUTPUT)
 unsigned __int64 Sectionbits[500];