diff --git a/src/main/java/org/springframework/hateoas/mediatype/problem/Problem.java b/src/main/java/org/springframework/hateoas/mediatype/problem/Problem.java
index f9a8e406..93b7f941 100644
--- a/src/main/java/org/springframework/hateoas/mediatype/problem/Problem.java
+++ b/src/main/java/org/springframework/hateoas/mediatype/problem/Problem.java
@@ -151,7 +151,7 @@ public class Problem {
 
 		Assert.notNull(properties, "Properties must not be null!");
 
-		return new ExtendedProblem<Map<String, Object>>(type, title, status, detail, instance, properties);
+		return new ExtendedProblem<>(type, title, status, detail, instance, properties);
 	}
 
 	@Nullable