diff --git a/requirements.txt b/requirements.txt
index a39d951..55d9f8f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ autoenv==1.0.0
 Flask==2.1.2
 gh-md-to-html==1.21.1
 gunicorn==19.9.0
-mistune==2.0.0rc1
+mistune==2.0.3
 Pillow==9.0.1
 Pygments==2.10.0
 python-dotenv==0.19.0