diff --git a/databus_client/requirements.txt b/databus_client/requirements.txt
index 32a7999..2e74e84 100644
--- a/databus_client/requirements.txt
+++ b/databus_client/requirements.txt
@@ -3,7 +3,7 @@ flask-restplus==0.13.0
 flask-restful==0.3.6
 Flask-Login==0.5.0
 Flask-PyMongo==2.3.0
-pymongo==3.11.2
+pymongo==4.6.3
 mongoengine==0.23.1
 jsonpickle==3.0.2
 PyJWT==2.4.0