diff --git a/EnvelopeGenerator.Application/EnvelopeGenerator.Application.csproj b/EnvelopeGenerator.Application/EnvelopeGenerator.Application.csproj
index 9decce7d..3781d636 100644
--- a/EnvelopeGenerator.Application/EnvelopeGenerator.Application.csproj
+++ b/EnvelopeGenerator.Application/EnvelopeGenerator.Application.csproj
@@ -166,8 +166,4 @@
 	  </PackageReference>
 	</ItemGroup>
 
-	<ItemGroup>
-	  <Folder Include="Exceptions\" />
-	</ItemGroup>
-
 </Project>
diff --git a/EnvelopeGenerator.Application/Exceptions/MergeDocumentException.cs b/EnvelopeGenerator.Application/Exceptions/MergeDocumentException.cs
new file mode 100644
index 00000000..6ffd261a
--- /dev/null
+++ b/EnvelopeGenerator.Application/Exceptions/MergeDocumentException.cs
@@ -0,0 +1,22 @@
+namespace EnvelopeGenerator.Application.Exceptions;
+
+/// <summary>
+/// 
+/// </summary>
+public class MergeDocumentException : ApplicationException
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="message"></param>
+    public MergeDocumentException(string message)
+        : base(message) { }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="message"></param>
+    /// <param name="innerException"></param>
+    public MergeDocumentException(string message, Exception innerException)
+        : base(message, innerException) { }
+}
\ No newline at end of file