diff --git a/Assets/YooAsset/Runtime/Services/IDecryptionServices.cs b/Assets/YooAsset/Runtime/Services/IDecryptionServices.cs
index 614625e..0fa1c48 100644
--- a/Assets/YooAsset/Runtime/Services/IDecryptionServices.cs
+++ b/Assets/YooAsset/Runtime/Services/IDecryptionServices.cs
@@ -40,6 +40,6 @@ namespace YooAsset
         /// </summary>
         /// <param name="encryptData"></param>
         /// <returns></returns>
-        public byte[] ReadFileData(byte[] encryptData);
+        byte[] ReadFileData(byte[] encryptData);
     }
-}
\ No newline at end of file
+}