diff --git a/theodolite-benchmarks/uc4-hazelcastjet/src/main/java/rocks/theodolite/benchmarks/uc4/hazelcastjet/Uc4PipelineFactory.java b/theodolite-benchmarks/uc4-hazelcastjet/src/main/java/rocks/theodolite/benchmarks/uc4/hazelcastjet/Uc4PipelineFactory.java
index e0ba823596474f87c79d488a5bbe7e71749f54fb..59b5941fb9f0090074869b00d49ad26c68e40165 100644
--- a/theodolite-benchmarks/uc4-hazelcastjet/src/main/java/rocks/theodolite/benchmarks/uc4/hazelcastjet/Uc4PipelineFactory.java
+++ b/theodolite-benchmarks/uc4-hazelcastjet/src/main/java/rocks/theodolite/benchmarks/uc4/hazelcastjet/Uc4PipelineFactory.java
@@ -109,7 +109,7 @@ public class Uc4PipelineFactory extends PipelineFactory {
         this.kafkaWritePropsForPipeline, this.kafkaFeedbackTopic));
 
     // Log aggregation product
-    uc4Aggregation.writeTo(Sinks.logger());
+    // uc4Aggregation.writeTo(Sinks.logger());
 
     // Add Sink2: Write back to kafka output topic
     uc4Aggregation.writeTo(KafkaSinks.kafka(