diff --git a/spring-web/src/test/java/org/springframework/http/converter/xml/JacksonXmlHttpMessageConverterTests.java b/spring-web/src/test/java/org/springframework/http/converter/xml/JacksonXmlHttpMessageConverterTests.java
index 67530f121ae..51493801bbc 100644
--- a/spring-web/src/test/java/org/springframework/http/converter/xml/JacksonXmlHttpMessageConverterTests.java
+++ b/spring-web/src/test/java/org/springframework/http/converter/xml/JacksonXmlHttpMessageConverterTests.java
@@ -314,7 +314,7 @@ class JacksonXmlHttpMessageConverterTests {
 	}
 
 
-	@SuppressWarnings("serial")
+	@SuppressWarnings({"serial", "unchecked"})
 	private static class MyXmlMapper extends XmlMapper {
 	}