diff --git a/vp9/common/vp9_blockd.h b/vp9/common/vp9_blockd.h
index a8b563c617cca1ffde99c368d54afaa497036758..c5cfb5e4ce3db2e636686c6202f2861b720aa1e4 100644
--- a/vp9/common/vp9_blockd.h
+++ b/vp9/common/vp9_blockd.h
@@ -612,6 +612,7 @@ static TX_TYPE txfm_map(B_PREDICTION_MODE bmode) {
 
     case B_V_PRED :
     case B_D117_PRED :
+    case B_D63_PRED:
       return ADST_DCT;
 
     case B_H_PRED :