diff --git a/src/Proto/Events/DiadocMessage.cs b/src/Proto/Events/DiadocMessage.cs
index 01b1a85d..7d63fea5 100644
--- a/src/Proto/Events/DiadocMessage.cs
+++ b/src/Proto/Events/DiadocMessage.cs
@@ -1262,6 +1262,10 @@ public interface IDocumentSignature
 		bool SignByAttorney { get; set; }
 
 		bool SignWithTestSignature { get; set; }
+		bool IsApprovementSignature { get; set; }
+		string SignatureNameOnShelf { get; set; }
+		string PatchedContentId { get; set; }
+
 		void LoadFromFile(string fileName);
 	}