diff --git a/requirements.txt b/requirements.txt
index 978cb03..b4c4aac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ markdown2==2.3.5
 Sphinx==1.7.4
 sphinx-autodoc-typehints==1.3.0
 sphinxcontrib-websupport==1.0.1
-Jinja2==2.10
+Jinja2==2.11.3
 winshell==0.6
 pywin32==223
 openpyxl==2.5.8
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