diff --git a/vp9/encoder/vp9_rdopt.h b/vp9/encoder/vp9_rdopt.h
index 7c84b48e4..b7f56e599 100644
--- a/vp9/encoder/vp9_rdopt.h
+++ b/vp9/encoder/vp9_rdopt.h
@@ -13,8 +13,6 @@
 #define VP9_ENCODER_VP9_RDOPT_H_
 
 #define RDCOST(RM,DM,R,D) ( ((128+((int64_t)R)*(RM)) >> 8) + ((int64_t)DM)*(D) )
-#define RDCOST_8x8(RM,DM,R,D) ( ((128+((int64_t)R)*(RM)) >> 8) + ((int64_t)DM)*(D) )
-
 #define QIDX_SKIP_THRESH     115
 
 void vp9_initialize_rd_consts(VP9_COMP *cpi, int qindex);