diff --git a/requirements.txt b/requirements.txt
index 4d784b0..ed25b5a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 cython==0.29.21
 scons==4.0.1
 six==1.15.0
-jinja2==2.11.3
+jinja2==3.1.3
 sympy==1.7.1
 scikit-learn==0.24.0
 cffi==1.14.4