diff --git a/doc/requirements.txt b/doc/requirements.txt
new file mode 100644
index 0000000..4537f3e
--- /dev/null
+++ b/doc/requirements.txt
@@ -0,0 +1,4 @@
+mkdocs==1.4.1
+markdown==3.3.7
+python-markdown-math==0.8
+jinja2==3.1.2