diff --git a/word2vec.c b/word2vec.c
index 9d6fffd..26b115e 100644
--- a/word2vec.c
+++ b/word2vec.c
@@ -427,7 +427,6 @@ void *TrainModelThread(void *id) {
       continue;
     }
     word = sen[sentence_position];
-    if (word == -1) continue;
     for (c = 0; c < layer1_size; c++) neu1[c] = 0;
     for (c = 0; c < layer1_size; c++) neu1e[c] = 0;
     next_random = next_random * (unsigned long long)25214903917 + 11;