diff --git a/theodolite-benchmarks/uc4-beam-samza/samza-standalone.properties b/theodolite-benchmarks/uc4-beam-samza/samza-standalone.properties
index 8044fe3d7516591b1a0eefb73585f6acc5382409..6f1f1aa652596ed59587ccbaa0b99ad61b388cf2 100644
--- a/theodolite-benchmarks/uc4-beam-samza/samza-standalone.properties
+++ b/theodolite-benchmarks/uc4-beam-samza/samza-standalone.properties
@@ -15,3 +15,9 @@ systems.kafka.consumer.zookeeper.connect=zookeeper:2181
 systems.kafka.producer.bootstrap.servers=kafka:9092
 #systems.kafka.producer.bootstrap.servers=my-confluent-cp-kafka:9092
 systems.kafka.default.stream.replication.factor=1
+
+
+serializers.registry.string.class=org.apache.samza.serializers.StringSerdeFactory
+stores.my-store.factory=org.apache.samza.storage.kv.RocksDbKeyValueStorageEngineFactory
+stores.my-store.key.serde=string
+stores.my-store.msg.serde=string