diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c23df92eb..6e576b2e6 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -16,7 +16,7 @@ junit = "6.0.3"
 nmcp = "1.4.4"
 picocli = "4.7.7"
 protobuf-plugin = "0.9.6"
-protobuf = "3.25.8"
+protobuf = "4.34.0"
 scala-2-12 = "2.12.20"
 scala-2-13 = "2.13.18"
 scalatest-2-12 = "3.2.19"