diff --git a/db_version/requirements.txt b/db_version/requirements.txt
index 810a272..a268b54 100644
--- a/db_version/requirements.txt
+++ b/db_version/requirements.txt
@@ -1,7 +1,7 @@
 numpy==1.18.4
 pandas==1.0.3
 pyfaidx==0.5.8
-pymongo==3.10.1
+pymongo==4.6.3
 python-dateutil==2.8.1
 pytz==2020.1
 six==1.14.0