diff --git a/core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/initialize/EmptyMapInitializer.java b/core-java-modules/core-java-collections-4/src/main/java/com/baeldung/maps/initialize/EmptyMapInitializer.java
similarity index 91%
rename from core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/initialize/EmptyMapInitializer.java
rename to core-java-modules/core-java-collections-4/src/main/java/com/baeldung/maps/initialize/EmptyMapInitializer.java
index 06185a0f93..3dc644f1af 100644
--- a/core-java-modules/core-java-collections-maps-2/src/main/java/com/baeldung/map/initialize/EmptyMapInitializer.java
+++ b/core-java-modules/core-java-collections-4/src/main/java/com/baeldung/maps/initialize/EmptyMapInitializer.java
@@ -1,4 +1,4 @@
-package com.baeldung.map.initialize;
+package com.baeldung.maps.initialize;
 
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Maps;
@@ -33,7 +33,8 @@ public class EmptyMapInitializer {
   }
 
   public Map createGenericEmptyMapUsingMapsObject() {
-    return Maps.<String, Integer>newHashMap();
+    Map genericEmptyMap = Maps.<String, Integer>newHashMap();
+    return genericEmptyMap;
   }
 
   public static Map<String, String> createMapUsingGuava() {
diff --git a/core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/initialize/EmptyMapInitializerUnitTest.java b/core-java-modules/core-java-collections-4/src/test/java/com/baeldung/maps/initialize/EmptyMapInitializerUnitTest.java
similarity index 95%
rename from core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/initialize/EmptyMapInitializerUnitTest.java
rename to core-java-modules/core-java-collections-4/src/test/java/com/baeldung/maps/initialize/EmptyMapInitializerUnitTest.java
index b40ffed94b..cc25205ba7 100644
--- a/core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/initialize/EmptyMapInitializerUnitTest.java
+++ b/core-java-modules/core-java-collections-4/src/test/java/com/baeldung/maps/initialize/EmptyMapInitializerUnitTest.java
@@ -1,4 +1,4 @@
-package com.baeldung.map.initialize;
+package com.baeldung.maps.initialize;
 
 import java.util.Map;
 import org.junit.Test;