diff --git a/jdk/pom.xml b/jdk/pom.xml
index f4b711f2..9b8b1613 100644
--- a/jdk/pom.xml
+++ b/jdk/pom.xml
@@ -11,7 +11,7 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <java.version>1.8</java.version>
-    <protobuf.version>3.16.1</protobuf.version>
+    <protobuf.version>3.16.3</protobuf.version>
   </properties>
 
   <dependencies>