diff --git a/answer_classifier_cached_features/inference.py b/answer_classifier_cached_features/inference.py
index 68cefdfb63611b04c02c1e1900a9c7d422733136..c650bc3d012ac46a0230131b2a635667f981e467 100644
--- a/answer_classifier_cached_features/inference.py
+++ b/answer_classifier_cached_features/inference.py
@@ -156,7 +156,7 @@ class AnswerInference():
 
                 q_a_feat_list[j] = tf.concat(
                     1,
-                    [yes_no_feat_, q_feat, a_feat])
+                    [0*yes_no_feat_, q_feat, a_feat])
 
 
                 # obj_atr_qa_feat[j] = tf.expand_dims(