diff --git a/cloud/java/README.md b/cloud/java/README.md
index aad7b56..dfd8e4b 100644
--- a/cloud/java/README.md
+++ b/cloud/java/README.md
@@ -53,7 +53,7 @@ The content of each message payload is a combination of `my-message-` and a digi
       mvn clean package
 
       # Run the producer
-      mvn exec:java -Dexec.mainClass="io.streamnative.examples.oauth2.SampleConsumer" \
+      mvn exec:java -Dexec.mainClass="io.streamnative.examples.oauth2.SampleProducer" \
           -Dexec.args="--serviceUrl pulsar+ssl://streamnative.cloud:6651 --audience urn:sn:pulsar:pulsar-instance-ns:pulsar-instance-name --issuerUrl https://streamnative.cloud --privateKey file:///path/to/private/key/file.txt"
       ```
 
@@ -70,4 +70,4 @@ The content of each message payload is a combination of `my-message-` and a digi
       Publish my-message-7 and message ID 1121:7:-1:0
       Publish my-message-8 and message ID 1121:8:-1:0
       Publish my-message-9 and message ID 1121:9:-1:0
-      ```
\ No newline at end of file
+      ```