diff --git a/Editor/ReadOnlyOnPlayFieldDrawer.cs b/Editor/ReadOnlyOnPlayFieldDrawer.cs
index d6fa26e..3abe5e8 100644
--- a/Editor/ReadOnlyOnPlayFieldDrawer.cs
+++ b/Editor/ReadOnlyOnPlayFieldDrawer.cs
@@ -1,4 +1,3 @@
-using Runtime;
 using UnityEditor;
 using UnityEngine;