diff --git a/requirements.txt b/requirements.txt
index 36e8b1b..6ae2bb9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 airflow-imaging-plugins>=2.4.3
 data-tracking>=1.7.2
 i2b2-import>=1.6.3
+sqlalchemy>=1.2.18 # not directly required, pinned by Snyk to avoid a vulnerability