diff --git a/requirements.docs.txt b/requirements.docs.txt
index 9939039..abe0bc4 100644
--- a/requirements.docs.txt
+++ b/requirements.docs.txt
@@ -52,7 +52,7 @@ jupyterlab-widgets==1.1.1  # via ipywidgets
 latexcodec==2.0.1         # via pybtex
 linkify-it-py==1.0.3      # via jupyter-book
 lxml==4.9.1               # via nbconvert
-markdown-it-py==1.1.0     # via mdit-py-plugins, myst-parser
+markdown-it-py==2.2.0     # via mdit-py-plugins, myst-parser
 markupsafe==2.1.1         # via jinja2, nbconvert
 matplotlib-inline==0.1.3  # via ipykernel, ipython
 mdit-py-plugins==0.2.8    # via myst-parser
diff --git a/requirements.txt b/requirements.txt
index 4df4766..80369f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -64,7 +64,7 @@ latexcodec==2.0.1         # via pybtex
 libcst==0.4.5             # via hypothesmith
 linkify-it-py==1.0.3      # via jupyter-book
 lxml==4.9.1               # via nbconvert
-markdown-it-py==1.1.0     # via mdit-py-plugins, myst-parser
+markdown-it-py==2.2.0     # via mdit-py-plugins, myst-parser
 markupsafe==2.1.1         # via jinja2, nbconvert
 matplotlib-inline==0.1.3  # via ipykernel, ipython
 mccabe==0.6.1             # via flake8