diff --git a/Assets/EasyButtons/Editor/Button.cs b/Assets/EasyButtons/Editor/Button.cs
index 645c8c1..55e200d 100644
--- a/Assets/EasyButtons/Editor/Button.cs
+++ b/Assets/EasyButtons/Editor/Button.cs
@@ -4,6 +4,7 @@
     using JetBrains.Annotations;
     using UnityEditor;
     using Utils;
+    using System.Collections.Generic;
 
     /// <summary>
     /// A class that holds information about a button and can draw it in the inspector.
@@ -36,7 +37,7 @@ protected Button(MethodInfo method, ButtonAttribute buttonAttribute)
             _disabled = ! (buttonAttribute.Mode == ButtonMode.AlwaysEnabled || inAppropriateMode);
         }
 
-        public void Draw(object[] targets)
+        public void Draw(IEnumerable<object> targets)
         {
             using (new EditorGUI.DisabledScope(_disabled))
             {
@@ -63,6 +64,6 @@ internal static Button Create(MethodInfo method, ButtonAttribute buttonAttribute
             }
         }
 
-        protected abstract void DrawInternal(object[] targets);
+        protected abstract void DrawInternal(IEnumerable<object> targets);
     }
 }
\ No newline at end of file
diff --git a/Assets/EasyButtons/Editor/ButtonWithParams.cs b/Assets/EasyButtons/Editor/ButtonWithParams.cs
index e9ecb35..00c1f0b 100644
--- a/Assets/EasyButtons/Editor/ButtonWithParams.cs
+++ b/Assets/EasyButtons/Editor/ButtonWithParams.cs
@@ -7,6 +7,7 @@
     using UnityEngine;
     using Utils;
     using Object = UnityEngine.Object;
+    using System.Collections.Generic;
 
     internal class ButtonWithParams : Button
     {
@@ -20,7 +21,7 @@ public ButtonWithParams(MethodInfo method, ButtonAttribute buttonAttribute, Para
             _expanded = buttonAttribute.Expanded;
         }
 
-        protected override void DrawInternal(object[] targets)
+        protected override void DrawInternal(IEnumerable<object> targets)
         {
             (Rect foldoutRect, Rect buttonRect) = DrawUtility.GetFoldoutAndButtonRects(DisplayName);
 
diff --git a/Assets/EasyButtons/Editor/ButtonWithoutParams.cs b/Assets/EasyButtons/Editor/ButtonWithoutParams.cs
index 5baa485..6326dc3 100644
--- a/Assets/EasyButtons/Editor/ButtonWithoutParams.cs
+++ b/Assets/EasyButtons/Editor/ButtonWithoutParams.cs
@@ -2,13 +2,14 @@
 {
     using System.Reflection;
     using UnityEngine;
+    using System.Collections.Generic;
 
     internal class ButtonWithoutParams : Button
     {
         public ButtonWithoutParams(MethodInfo method, ButtonAttribute buttonAttribute)
             : base(method, buttonAttribute) { }
 
-        protected override void DrawInternal(object[] targets)
+        protected override void DrawInternal(IEnumerable<object> targets)
         {
             if ( ! GUILayout.Button(DisplayName))
                 return;
diff --git a/Assets/EasyButtons/Editor/ButtonsDrawer.cs b/Assets/EasyButtons/Editor/ButtonsDrawer.cs
index 8bb2f1b..dbfd2e3 100644
--- a/Assets/EasyButtons/Editor/ButtonsDrawer.cs
+++ b/Assets/EasyButtons/Editor/ButtonsDrawer.cs
@@ -40,7 +40,7 @@ public ButtonsDrawer(object target)
         /// <summary>
         /// Draws all the methods marked with <see cref="ButtonAttribute"/>.
         /// </summary>
-        public void DrawButtons(object[] targets)
+        public void DrawButtons(IEnumerable<object> targets)
         {
             foreach (Button button in Buttons)
             {