diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 4802b5747..56e45534c 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -16,7 +16,7 @@ junit = "6.0.2"
 nmcp = "1.4.4"
 picocli = "4.7.7"
 protobuf-plugin = "0.9.6"
-protobuf = "3.25.8"
+protobuf = "4.33.5"
 scala-library = "2.12.21"
 scalatest = "3.2.19"
 scalatestplus-junit5 = "3.2.19.0"