diff --git a/requirements.txt b/requirements.txt
index 3a0c782..9c50f74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 pandas==0.23.4
-pymongo==3.7.2
+pymongo==4.6.3
 dnspython==1.16.0
 pyproj==2.4.1