diff --git a/requirements.txt b/requirements.txt
index 82f9f49..4ff52b3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 numpy==1.18.4
 pandas==1.0.3
-pymongo==3.10.1
+pymongo==4.6.3
 python-dateutil==2.8.1
 pytz==2020.1
 six==1.15.0