diff --git a/src/test/java/org/apache/ibatis/domain/misc/RichType.java b/src/test/java/org/apache/ibatis/domain/misc/RichType.java
index 321d6cd6b0a..7e4159ca598 100644
--- a/src/test/java/org/apache/ibatis/domain/misc/RichType.java
+++ b/src/test/java/org/apache/ibatis/domain/misc/RichType.java
@@ -28,9 +28,9 @@ public class RichType {
 
   private String richProperty;
 
-  private Map richMap = new HashMap();
+  private Map richMap = new HashMap<>();
 
-  private List richList = new ArrayList() {
+  private List richList = new ArrayList<>() {
     {
       add("bar");
     }