diff --git a/requirements.txt b/requirements.txt
index 463149c1..bfdc5623 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,5 @@ Flask==0.12
 nltk==3.4.5
 MarkupSafe==1.1.1
 nose==1.3.0
-pymongo==3.13.0
+pymongo==4.6.3
 bashlex==0.12