diff --git a/hivemq-edge/build.gradle.kts b/hivemq-edge/build.gradle.kts
index 21503fe911..35548d7447 100644
--- a/hivemq-edge/build.gradle.kts
+++ b/hivemq-edge/build.gradle.kts
@@ -216,7 +216,7 @@ dependencies {
 
     //FIXME: should be in module instead
     // we need better module isolation for that as the modules pick up Netty from the app class loader
-    implementation("com.google.protobuf:protobuf-java:4.32.1")
+    implementation("com.google.protobuf:protobuf-java:4.33.1")
 }
 
 configurations.all {
diff --git a/hivemq-edge/src/distribution/conf/logback.xml b/hivemq-edge/src/distribution/conf/logback.xml
index ee9efc433f..90ecd48513 100644
--- a/hivemq-edge/src/distribution/conf/logback.xml
+++ b/hivemq-edge/src/distribution/conf/logback.xml
@@ -143,6 +143,7 @@
     <logger name="com.google.common.util.concurrent.Futures.CombinedFuture" level="OFF"/>
     <logger name="oshi" level="ERROR"/>
     <logger name="io.netty" level="WARN"/>
+    <logger name="io.grpc.netty" level="WARN"/>
     <logger name="org.eclipse.milo" level="WARN"/>
 
 </configuration>
diff --git a/hivemq-edge/src/test/resources/logback-test.xml b/hivemq-edge/src/test/resources/logback-test.xml
index 6204edcd22..86557a03be 100644
--- a/hivemq-edge/src/test/resources/logback-test.xml
+++ b/hivemq-edge/src/test/resources/logback-test.xml
@@ -34,6 +34,7 @@
     </logger>
 
     <logger name="io.netty.util" level="OFF"/>
+    <logger name="io.grpc.netty" level="INFO"/>
     <logger name="com.hivemq.codec.decoder" level="OFF"/>
     <logger name="jetbrains.exodus" level="WARN"/>
     <logger name="com.google.common.util.concurrent.Futures.CombinedFuture" level="OFF"/>