diff --git a/constraints/py311.txt b/constraints/py311.txt
index f3a332e..da95838 100644
--- a/constraints/py311.txt
+++ b/constraints/py311.txt
@@ -33,7 +33,7 @@ iniconfig==2.3.0
 jiter==0.14.0
 korean-lunar-calendar==0.3.1
 librt==0.9.0
-Mako==1.3.11
+Mako==1.3.12
 MarkupSafe==3.0.3
 mypy==1.20.2
 mypy_extensions==1.1.0