diff --git a/src/MetaLink/meta-bridge/pom.xml b/src/MetaLink/meta-bridge/pom.xml
index 0cf7fc38a..0aab77387 100644
--- a/src/MetaLink/meta-bridge/pom.xml
+++ b/src/MetaLink/meta-bridge/pom.xml
@@ -79,7 +79,7 @@
       <dependency>
         <groupId>com.google.protobuf</groupId>
         <artifactId>protobuf-java</artifactId>
-        <version>2.6.1</version>
+        <version>3.16.1</version>
       </dependency>
       <dependency>
         <groupId>edu.vanderbilt.isis.meta.link</groupId>