diff --git a/libs.versions.toml b/libs.versions.toml
index b5cbb865..f6e5757b 100644
--- a/libs.versions.toml
+++ b/libs.versions.toml
@@ -10,7 +10,7 @@ swagger = "2.2.28"
 tika = "3.0.0"
 owl = "0.0.1"
 jackson = "2.18.2"
-protobuf = "4.28.1"
+protobuf = "4.29.3"
 grpc-java = "1.69.1"
 grpc-kotlin = "1.4.1"