diff --git a/requirements.txt b/requirements.txt
index cd5e302e5..02713961c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ beautifulsoup4==4.10.0
 Whoosh==2.7.4
 Werkzeug==2.0.2
 tqdm==4.62.3
-pymongo==3.12.1
+pymongo==4.3.3
 dicttoxml==1.7.4
 redis==4.0.2
 ijson==3.1.4