diff --git a/src/dec/vp8.c b/src/dec/vp8.c
index a9988a65..e73d7d31 100644
--- a/src/dec/vp8.c
+++ b/src/dec/vp8.c
@@ -556,6 +556,7 @@ int VP8DecodeMB(VP8Decoder* const dec, VP8BitReader* const token_br) {
     }
     block->non_zero_y_ = 0;
     block->non_zero_uv_ = 0;
+    block->dither_ = 0;
   }
 
   if (dec->filter_type_ > 0) {  // store filter info