diff --git a/requirements.txt b/requirements.txt
index bd7420d..66649e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,6 +11,7 @@ defusedxml==0.7.1
 dnspython==2.3.0
 exchangelib==4.9.0
 Flask==3.0.3
+Flask-BasicAuth==0.2.0
 fonttools==4.54.1
 html5lib==1.1
 idna==3.4