diff --git a/NLP_datasets/stop_word_1word.txt b/NLP_datasets/stop_word_1word.txt
index 5a91f55..ee9e1ed 100644
--- a/NLP_datasets/stop_word_1word.txt
+++ b/NLP_datasets/stop_word_1word.txt
@@ -38,3 +38,4 @@
 توسط
 است
 مدت
+هستند