diff --git a/REQUIREMENTS.txt b/REQUIREMENTS.txt
index 9f0a231..f21bc5e 100644
--- a/REQUIREMENTS.txt
+++ b/REQUIREMENTS.txt
@@ -23,7 +23,7 @@ jupyter-core==4.11.2
 jupyterlab==4.5.7
 jupyterlab-launcher==0.10.5
 MarkupSafe==1.0
-mistune==0.8.3
+mistune==3.3.0
 nbconvert==7.17.1
 nbformat==4.4.0
 notebook==6.4.12