diff --git a/spring-integration-jms/src/main/java/org/springframework/integration/jms/JmsDestinationPollingSource.java b/spring-integration-jms/src/main/java/org/springframework/integration/jms/JmsDestinationPollingSource.java
index 3fcc23c9e9..efa09f61cf 100644
--- a/spring-integration-jms/src/main/java/org/springframework/integration/jms/JmsDestinationPollingSource.java
+++ b/spring-integration-jms/src/main/java/org/springframework/integration/jms/JmsDestinationPollingSource.java
@@ -78,7 +78,7 @@ public class JmsDestinationPollingSource extends AbstractJmsTemplateBasedAdapter
 		}
 		try {	
 			// Map headers
-			Map<String, Object> mappedHeaders = this.getHeaderMapper().toHeaders(jmsMessage);
+			Map<String, Object> mappedHeaders = (Map<String, Object>) this.getHeaderMapper().toHeaders(jmsMessage);
 			MessageConverter converter = this.getJmsTemplate().getMessageConverter();
 			Object convertedObject = converter.fromMessage(jmsMessage);
 			if (convertedObject instanceof Message) {