diff --git a/requirements.txt b/requirements.txt
index 0e0301c9..2c6d30e8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ future==0.16.0
 mongoengine==0.13.0
 mqtthandler==0.1.3
 nose==1.3.7
-pymongo==3.4.0
+pymongo==4.6.3
 python-dateutil==2.6.1
 pytz==2017.2
 semantic-version==2.6.0