diff --git a/pom.xml b/pom.xml
index c43b3d71..dd5ed0c2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,7 +27,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         
         <grpc.version>1.43.2</grpc.version>
-        <google.protobuf.version>3.19.4</google.protobuf.version>
+        <google.protobuf.version>3.19.6</google.protobuf.version>
         <slf4j.version>1.7.36</slf4j.version>
         
         <google.truth.version>0.34</google.truth.version>