diff --git a/requirements.txt b/requirements.txt
index 11af436..4f63d8f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ certifi==2025.10.5
 urllib3==2.5.0
 charset-normalizer==3.4.4
 idna==3.11
-protobuf==6.33.0
+protobuf==6.33.5
 
 # Async support for Matrix
 aiohttp==3.13.1