diff --git a/infra/cifuzz/requirements.txt b/infra/cifuzz/requirements.txt
index cf61a3f4cbbd..39454ce28840 100644
--- a/infra/cifuzz/requirements.txt
+++ b/infra/cifuzz/requirements.txt
@@ -1,3 +1,3 @@
 clusterfuzz==2.5.9
 requests==2.28.0
-protobuf==3.20.2
+protobuf==5.29.6