diff --git a/Alchemy/Assets/Alchemy/Editor/Internal/GUIHelper.cs b/Alchemy/Assets/Alchemy/Editor/Internal/GUIHelper.cs
index d8d30ad..fec097a 100644
--- a/Alchemy/Assets/Alchemy/Editor/Internal/GUIHelper.cs
+++ b/Alchemy/Assets/Alchemy/Editor/Internal/GUIHelper.cs
@@ -88,7 +88,7 @@ namespace Alchemy.Editor
                     if (events.OnItemsChosen == null) return;
                     ReflectionHelper.Invoke(target, events.OnItemsChosen, new object[] { items });
                 };
-#elif  UNITY_2022_1_OR_NEWER
+#else 
                  listView.onItemsChosen += items =>
                 {
                     if (events.OnItemsChosen == null) return;
@@ -113,8 +113,8 @@ namespace Alchemy.Editor
                     if (events.OnSelectedIndicesChanged== null) return;
                     ReflectionHelper.Invoke(target, events.OnSelectedIndicesChanged, new object[] { indices });
                 };
-#elif  UNITY_2022_1_OR_NEWER
-                listView.onSelectionChanged += items =>
+#else
+                listView.onSelectionChange += items =>
                 {
                     if (events.OnSelectionChanged == null) return;
                     ReflectionHelper.Invoke(target, events.OnSelectionChanged, new object[] { items });
diff --git a/Alchemy/Assets/Alchemy/Runtime/Inspector/InspectorAttributes.cs b/Alchemy/Assets/Alchemy/Runtime/Inspector/InspectorAttributes.cs
index fffed14..2538932 100644
--- a/Alchemy/Assets/Alchemy/Runtime/Inspector/InspectorAttributes.cs
+++ b/Alchemy/Assets/Alchemy/Runtime/Inspector/InspectorAttributes.cs
@@ -225,13 +225,13 @@ namespace Alchemy.Inspector
         public string OnItemIndexChanged { get; set; }
         public string OnItemsAdded { get; set; }
         public string OnItemsRemoved { get; set; }
-#if UNITY_2022_1_OR_NEWER
+        
         public string OnItemsChosen { get; set; }
-#endif
+        
         public string OnItemsSourceChanged { get; set; }
-#if UNITY_2022_1_OR_NEWER
+        
         public string OnSelectionChanged { get; set; }
         public string OnSelectedIndicesChanged { get; set; }
-#endif
+        
     }
 }
\ No newline at end of file
diff --git a/Alchemy/Assets/Tests/OnListViewChangedTest.cs b/Alchemy/Assets/Tests/OnListViewChangedTest.cs
index 19e6e1a..8c6e26f 100644
--- a/Alchemy/Assets/Tests/OnListViewChangedTest.cs
+++ b/Alchemy/Assets/Tests/OnListViewChangedTest.cs
@@ -8,10 +8,7 @@ public class OnListViewChangedTest : MonoBehaviour
         OnItemChanged = nameof(OnItemChanged),
         OnItemsAdded = nameof(OnItemsAdded),
         OnItemsRemoved = nameof(OnItemsRemoved),
-#if UNITY_2022_1_OR_NEWER
         OnSelectedIndicesChanged = nameof(OnSelectedIndicesChanged),
-#endif
-
         OnItemIndexChanged = nameof(OnItemIndexChanged))
     ]
     public int[] array;
@@ -30,12 +27,12 @@ public class OnListViewChangedTest : MonoBehaviour
     {
         Debug.Log($"Removed: [{string.Join(',', indices)}]");
     }
-#if UNITY_2022_1_OR_NEWER
+    
     void OnSelectedIndicesChanged(IEnumerable<int> indices)
     {
         Debug.Log($"Selected: [{string.Join(',', indices)}]");
     }
-#endif
+    
     void OnItemIndexChanged(int before, int after)
     {
         Debug.Log($"Index Changed: [{before} -> {after}]");