diff --git a/UnityProject/Assets/TEngine/Editor/AtlasMakerEditor/EditorSpriteSaveInfo.cs b/UnityProject/Assets/TEngine/Editor/AtlasMakerEditor/EditorSpriteSaveInfo.cs
index b6265625..6b910275 100644
--- a/UnityProject/Assets/TEngine/Editor/AtlasMakerEditor/EditorSpriteSaveInfo.cs
+++ b/UnityProject/Assets/TEngine/Editor/AtlasMakerEditor/EditorSpriteSaveInfo.cs
@@ -88,9 +88,8 @@
 
         public static void MarkParentAtlasesDirty(string assetPath)
         {
-            var currentPath = Path.GetDirectoryName(assetPath);
+            var currentPath = Path.GetDirectoryName(assetPath).Replace("\\", "/");
             var rootPath = Config.sourceAtlasRoot.Replace("\\", "/").TrimEnd('/');
-            currentPath = currentPath.Replace("\\", "/");
             while (currentPath != null && currentPath.StartsWith(rootPath))
             {
                 var parentAtlasName = GetAtlasNameForDirectory(currentPath);