diff --git a/requirements.txt b/requirements.txt
index a24f46b..66eb011 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Flask==1.1.2
 idna==2.10
 itsdangerous==1.1.0
 Jinja2==2.11.2
-MarkupSafe==1.1.1
+MarkupSafe==3.0.3
 murmurhash==1.0.2
 numpy==1.19.0
 pandas==1.0.5