diff --git a/pom.xml b/pom.xml
index 31f67e35..f80bc399 100644
--- a/pom.xml
+++ b/pom.xml
@@ -60,7 +60,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
-      <version>2.6.1</version>
+      <version>3.11.4</version>
     </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>