diff --git a/staccato-community/staccato-community-grpc/pom.xml b/staccato-community/staccato-community-grpc/pom.xml
index cc8d1f8..925fee1 100644
--- a/staccato-community/staccato-community-grpc/pom.xml
+++ b/staccato-community/staccato-community-grpc/pom.xml
@@ -53,7 +53,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.16.1</version>
+            <version>3.16.3</version>
         </dependency>
 
         <dependency>