diff --git a/requirements.txt b/requirements.txt
index 53f3467..c5fccfb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ itsdangerous==2.1.2
 Jinja2==3.1.4
 json5==0.9.25
 jsonpickle==2.2.0
-MarkupSafe==2.1.1
+MarkupSafe==2.1.5
 p2pnetwork==1.2
 # pycrypto==2.6.1
 pycryptodome==3.15.0