diff --git a/Editor/EditorAddons/Drawers/Select/BaseSelectTypeDrawer.cs b/Editor/EditorAddons/Drawers/Select/BaseSelectTypeDrawer.cs
index e2299e0..aadb3cb 100644
--- a/Editor/EditorAddons/Drawers/Select/BaseSelectTypeDrawer.cs
+++ b/Editor/EditorAddons/Drawers/Select/BaseSelectTypeDrawer.cs
@@ -5,6 +5,7 @@
 using Better.Attributes.EditorAddons.Drawers.WrapperCollections;
 using Better.Attributes.Runtime.Select;
 using Better.EditorTools.Drawers.Base;
+using Better.Extensions.Runtime;
 using UnityEditor;
 using UnityEngine;
 using Object = UnityEngine.Object;
@@ -23,28 +24,13 @@ protected override WrapperCollection<SelectTypeWrapper> GenerateCollection()
             return new SelectTypeWrappers();
         }
 
-        private void LazyGetAllInheritedType(Type baseType, Type currentObjectType)
+        private void LazyGetAllInheritedType(Type baseType)
         {
             if (_reflectionTypes != null) return;
-
-            _reflectionTypes = AppDomain.CurrentDomain.GetAssemblies()
-                .SelectMany(s => s.GetTypes()).Where(p => ArgIsValueType(baseType, currentObjectType, p))
-                .Select(x => (object)x).ToList();
+            _reflectionTypes = ReflectionExtensions.GetAllInheritedType(baseType).Cast<object>().ToList();
             _reflectionTypes.Insert(0, null);
         }
 
-        private bool ArgIsValueType(Type baseType, Type currentObjectType, Type iterateValue)
-        {
-            return iterateValue != currentObjectType && CheckType(baseType, iterateValue) &&
-                   (iterateValue.IsClass || iterateValue.IsValueType) &&
-                   !iterateValue.IsAbstract && !iterateValue.IsSubclassOf(typeof(Object));
-        }
-
-        private bool CheckType(Type baseType, Type p)
-        {
-            return baseType.IsAssignableFrom(p);
-        }
-
         private protected override bool CheckSupported(SerializedProperty property)
         {
             return property.propertyType == SerializedPropertyType.ManagedReference;
@@ -69,7 +55,7 @@ private protected override void Setup(SerializedProperty property,
             SelectImplementationAttribute currentAttribute)
         {
             var currentObjectType = property.serializedObject.targetObject.GetType();
-            LazyGetAllInheritedType(GetFieldOrElementType(), currentObjectType);
+            LazyGetAllInheritedType(GetFieldOrElementType());
         }
 
         private protected override GUIContent[] ResolveGroupedName(object value, DisplayGrouping grouping)
diff --git a/Editor/EditorAddons/Drawers/Select/SelectImplementationDrawer.cs b/Editor/EditorAddons/Drawers/Select/SelectImplementationDrawer.cs
index 21ce4d2..2c305e8 100644
--- a/Editor/EditorAddons/Drawers/Select/SelectImplementationDrawer.cs
+++ b/Editor/EditorAddons/Drawers/Select/SelectImplementationDrawer.cs
@@ -1,7 +1,7 @@
 using System;
 using System.Reflection;
 using Better.Attributes.Runtime.Select;
-using Better.EditorTools.Comparers;
+using Better.EditorTools;
 using Better.EditorTools.Helpers;
 using UnityEditor;
 using UnityEngine;
diff --git a/package.json b/package.json
index 1b909bd..454b3cc 100644
--- a/package.json
+++ b/package.json
@@ -1,11 +1,11 @@
 {
   "name": "com.uurha.betterattributes",
   "displayName": "Better Attributes",
-  "version": "1.6.2",
+  "version": "1.6.3",
   "unity": "2018.3",
   "description": "Unity attributes, allows to serialize interfaces, draw handles for Vector3/Vector2/Quaternion/Bounds, create read only fields.",
   "dependencies": {
-    "com.uurha.bettereditortools" : "0.2.0"
+    "com.uurha.bettereditortools" : "0.3.1"
   },
   "author": {
     "name": "Arcueid D'athemon",