diff --git a/requierments.txt b/requierments.txt
index 9fa7c7f..6f214f3 100644
--- a/requierments.txt
+++ b/requierments.txt
@@ -6,7 +6,7 @@ PyYAML==3.11
 Werkzeug==0.9.6
 itsdangerous==0.24
 nltk==2.0.4
-pymongo==2.7.1
+pymongo==4.6.3
 wsgiref==0.1.2
 ipython==2.2.0
 matplotlib==1.3.1