diff --git a/requirements.txt b/requirements.txt
index 0c0a83b..a447e1f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 grpcio>=1.49.0,<1.69.0
 grpcio-tools>=1.49.0,<1.69.0
 grpcio-reflection
-protobuf<=6.31.1
+protobuf<=6.33.4
 pendulum
 blinker<=1.8.2
 jinja2==3.1.2