diff --git a/spring-core/src/test/java/org/springframework/core/GenericTypeResolverTests.java b/spring-core/src/test/java/org/springframework/core/GenericTypeResolverTests.java
index 21ab4004fe5..41d10c17922 100644
--- a/spring-core/src/test/java/org/springframework/core/GenericTypeResolverTests.java
+++ b/spring-core/src/test/java/org/springframework/core/GenericTypeResolverTests.java
@@ -473,7 +473,7 @@ class GenericTypeResolverTests {
 
 	public static class InheritsDefaultMethod implements InterfaceWithDefaultMethod<InheritsDefaultMethod.ConcreteType> {
 
-		static class ConcreteType implements AbstractType {
+		static class ConcreteType implements InterfaceWithDefaultMethod.AbstractType {
 		}
 	}