diff --git a/docs/requirements.txt b/docs/requirements.txt
index 25c7ff97f..96434730b 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -5,3 +5,4 @@ mkdocs-traefiklabs>=100.0.7
 markdown-include==0.5.1
 mkdocs-exclude==1.0.2
 Jinja2==3.0.0
+MarkupSafe==2.0.1