diff --git a/pom.xml b/pom.xml
index d3b02c8..06c5a35 100644
--- a/pom.xml
+++ b/pom.xml
@@ -101,7 +101,7 @@ under the License.
 
     <protostuff.version>1.0.7</protostuff.version>
     <msgpack.version>0.6.7</msgpack.version>
-    <protobuf.version>2.5.0</protobuf.version>
+    <protobuf.version>3.16.3</protobuf.version>
     <kryo.version>2.21</kryo.version>
 
     <snakeyaml.version>1.10</snakeyaml.version>