diff --git a/requirements.txt b/requirements.txt
index b70c383..0ee119a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,4 @@ certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerabil
 requests>=2.32.2 # not directly required, pinned by Snyk to avoid a vulnerability
 urllib3>=2.2.2 # not directly required, pinned by Snyk to avoid a vulnerability
 Werkzeug==3.0.3
-jinja2>=3.1.4 # not directly required, pinned by Snyk to avoid a vulnerability
+jinja2>=2.10,<3.0  # version added manualy to fix dependency-conflicts with diagrams