diff --git a/requirements.txt b/requirements.txt
index 6072575..a0df5e3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,3 +2,4 @@ mkdocs==1.4.3
 mkdocs-git-revision-date-localized-plugin==1.2.0
 mkdocs-material==9.1.17
 mkdocs-redirects==1.2.0
+markdown-include==0.8.1