diff --git a/pom.xml b/pom.xml
index 53a9b4c..38ccc78 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,7 +39,7 @@
     <swagger.version>2.8.0</swagger.version>
     <postgres.version>42.2.5</postgres.version>
     <grpc.version>1.27.1</grpc.version>
-    <protobuf.version>3.11.4</protobuf.version>
+    <protobuf.version>3.16.3</protobuf.version>
     <commons-lang3.version>3.9</commons-lang3.version>
     <spring-admin.version>2.1.0</spring-admin.version>
     <flowable.version>6.4.2</flowable.version>