diff --git a/build.sbt b/build.sbt
index 052c365b5a3..5f6e04da243 100644
--- a/build.sbt
+++ b/build.sbt
@@ -250,7 +250,7 @@ lazy val mtagsShared = project
     },
     libraryDependencies ++= List(
       "org.lz4" % "lz4-java" % "1.8.0",
-      "com.google.protobuf" % "protobuf-java" % "4.28.2",
+      "com.google.protobuf" % "protobuf-java" % "4.28.3",
       V.guava,
       "io.get-coursier" % "interface" % V.coursierInterfaces,
     ),