diff --git a/pom.xml b/pom.xml
index e002e41..163d12a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.12.2</version>
+            <version>3.16.1</version>
         </dependency>
         <dependency>
             <groupId>net.i2p.crypto</groupId>