diff --git a/av1/encoder/speed_features.c b/av1/encoder/speed_features.c
index 79aff37..ef1c858 100644
--- a/av1/encoder/speed_features.c
+++ b/av1/encoder/speed_features.c
@@ -280,6 +280,9 @@
   }
 
   if (speed >= 4) {
+    sf->use_intra_txb_hash = 0;
+    sf->use_inter_txb_hash = 0;
+    sf->use_mb_rd_hash = 0;
     sf->tx_type_search.fast_intra_tx_type_search = 1;
     sf->tx_type_search.fast_inter_tx_type_search = 1;
     sf->use_square_partition_only_threshold =