diff --git a/vp8/encoder/firstpass.c b/vp8/encoder/firstpass.c
index 6923edef3e65bfd874d32da6b03ac08f2eb7a929..f2a1cd2d65642e0764867e93e14223da8a2f57f1 100644
--- a/vp8/encoder/firstpass.c
+++ b/vp8/encoder/firstpass.c
@@ -1473,7 +1473,6 @@ static int calc_arf_boost(
 
     int i;
     double boost_score = 0.0;
-    double fwd_boost_score = 0.0;
     double mv_ratio_accumulator = 0.0;
     double decay_accumulator = 1.0;
     double this_frame_mv_in_out = 0.0;