diff --git a/requirements.txt b/requirements.txt
index 41e8317..690f215 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ certifi==2026.4.22
 charset-normalizer==3.4.7
 filelock==3.29.0
 idna==3.16
-msgpack==1.1.2
+msgpack==1.2.1
 packaging==26.2
 pydantic==1.10.26
 requests==2.33.1