diff --git a/lib/src/basic/types/area.dart b/lib/src/basic/types/area.dart
index f5d3346..ca976a8 100644
--- a/lib/src/basic/types/area.dart
+++ b/lib/src/basic/types/area.dart
@@ -67,7 +67,7 @@ class Area {
     dz = (loc2.z - loc1.z).abs();
   }
 
-  Map getRanges() {
+  Map<String, double> getRanges() {
     var ret = <String, double>{};
     ret['x'] = loc1.x;
     ret['y'] = loc1.y;
diff --git a/lib/src/basic/types/entity.dart b/lib/src/basic/types/entity.dart
index 48c19c6..b04a544 100644
--- a/lib/src/basic/types/entity.dart
+++ b/lib/src/basic/types/entity.dart
@@ -1,6 +1,7 @@
 // ignore_for_file: non_constant_identifier_names
 
 import 'package:objd/core.dart';
+import 'package:deep_collection/deep_collection.dart';
 export 'entities.dart';
 
 abstract class EntityClass {
@@ -287,7 +288,7 @@ class Entity extends GsonValue implements EntityClass {
   Entity.clone(Entity ent)
       : selector = ent.selector,
         playerName = ent.playerName,
-        arguments = Map.from(ent.arguments);
+        arguments = ent.arguments.deepCopy();
 
   /// Entity is an util class to convert an argument list into the Minecraft Entity format(@p...)
   Entity({
diff --git a/pubspec.yaml b/pubspec.yaml
index c46387b..202eb48 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -11,6 +11,7 @@ environment:
 dependencies:
   ansicolor: ^2.0.1
   archive: ^3.3.7
+  deep_collection: ^1.0.2
   gson: ^0.1.6-dev
 dev_dependencies:
   lints: ^3.0.0
diff --git a/test/entity_clone_test.dart b/test/entity_clone_test.dart
new file mode 100644
index 0000000..64cf2ae
--- /dev/null
+++ b/test/entity_clone_test.dart
@@ -0,0 +1,22 @@
+import 'package:objd/core.dart';
+import 'package:test/test.dart';
+
+import 'test_widget.dart';
+
+void main() {
+  group('Entity Clone', () {
+    Entity newEntity = Entity(tags: ['test']);
+    Entity clonedEntity = newEntity.copyWith(tags: ['testCloned']);
+
+    command(
+      'Original Entity',
+      Execute.as(newEntity, children: [Say("hi")]),
+      'execute as @e[tag=test] run say hi',
+    );
+    command(
+      'Cloned Entity',
+      Execute.as(clonedEntity, children: [Say("hi")]),
+      'execute as @e[tag=test,tag=testCloned] run say hi',
+    );
+  });
+}