diff --git a/requirements.txt b/requirements.txt
index 17833cb..3e6d7f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ idna==3.15
 itsdangerous==2.2.0
 Jinja2==3.1.6
 MarkupSafe==3.0.2
-msgpack==1.1.1
+msgpack==1.2.1
 parsedatetime==2.6
 pid==3.0.4
 Pillow==12.2.2