diff --git a/python_zmq/requirements.txt b/python_zmq/requirements.txt
index ea801b1..b465e0f 100644
--- a/python_zmq/requirements.txt
+++ b/python_zmq/requirements.txt
@@ -12,7 +12,7 @@ eeglabio==0.0.2.post4
 explorepy==1.8.2
 fonttools==4.46.0
 idna==3.6
-Jinja2==3.0.0
+Jinja2==3.1.3
 kiwisolver==1.4.5
 lazy_loader==0.3
 MarkupSafe==2.1.3