diff --git a/requirements/requirements_synapse.txt b/requirements/requirements_synapse.txt
index 8fc48a80..ab9bf54f 100644
--- a/requirements/requirements_synapse.txt
+++ b/requirements/requirements_synapse.txt
@@ -5,7 +5,7 @@ aiohttp-socks==0.10.1
 aiosmtplib==3.0.2
 pyOpenSSL==24.2.1
 cryptography==43.0.3
-msgpack==1.1.0
+msgpack==1.1.1
 xxhash==3.5.0
 lmdb==1.6.2
 regex==2024.11.6