diff --git a/requirements.txt b/requirements.txt
index 614ff2f..347e763 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 flask==2.2.2
-nltk==3.4
+nltk==3.6.6
 SQLAlchemy==1.2.15
 vaderSentiment==3.3.2
 pymysql==1.0.2
\ No newline at end of file