diff --git a/master/pom.xml b/master/pom.xml
index e574785e..4dc9c2d2 100644
--- a/master/pom.xml
+++ b/master/pom.xml
@@ -64,7 +64,7 @@
 
 		<!-- The plugin needs the protobuf version to obtain the compiler from 
 			maven central explicitly -->
-		<protobuf.version>3.19.3</protobuf.version>
+		<protobuf.version>3.19.6</protobuf.version>
 		<jackson.databind.version>2.13.1</jackson.databind.version>
 		<json.version>20211205</json.version>
 		<mongodb.version>3.12.10</mongodb.version>