diff --git a/requirements.txt b/requirements.txt
index 7a16f9b..515599b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ portend==2.3
 pycodestyle==2.5.0
 pyflakes==2.1.1
 pylint==2.3.0
-pymongo==3.7.2
+pymongo==4.6.3
 pytz==2018.9
 six==1.12.0
 tempora==1.14