diff --git a/requirements.txt b/requirements.txt
index 1fa271a..b902706 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 cmake==3.18.4
 conan==1.42.0
+jinja2>=3.1.3 # not directly required, pinned by Snyk to avoid a vulnerability