diff --git a/README.md b/README.md
index 0834adf..0c22a6b 100644
--- a/README.md
+++ b/README.md
@@ -224,8 +224,8 @@ KAFKA_CFG_ADVERTISED_LISTENERS=PLAINTEXT://kafka:9092,EXTERNAL://localhost:9094;
 
 Add the following to `application.properties`
 ```
-spring.kafka.consumer.key-deserializer=org.apache.kafka.common.serialization.StringDeserializer
-spring.kafka.consumer.value-deserializer=org.apache.kafka.common.serialization.ByteArrayDeserializer
+spring.kafka.producer.key-serializer=org.apache.kafka.common.serialization.StringSerializer
+spring.kafka.producer.value-serializer=org.apache.kafka.common.serialization.ByteArraySerializer
 ```
 
 
@@ -404,4 +404,4 @@ WHERE NOT EXISTS (
 
 ```
 POSTGRES_DB=db;POSTGRES_PASSWORD=password;POSTGRES_USER=admin_user
-```
\ No newline at end of file
+```