diff --git a/requirements.txt b/requirements.txt
index e1d2620..39008b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,5 @@ requests~=2.31.0
 pymongo~=4.3.3
 waitress~=2.1.2
 colorlog~=6.7.0
-bleach~=6.0.0
\ No newline at end of file
+bleach~=6.0.0
+dnspython>=2.6.0rc1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file