diff --git a/NLP_datasets/stop_word_1word.txt b/NLP_datasets/stop_word_1word.txt
index 781368d..aca6f5b 100644
--- a/NLP_datasets/stop_word_1word.txt
+++ b/NLP_datasets/stop_word_1word.txt
@@ -42,3 +42,4 @@
 آنان
 بایستی
 اگر
+چنین