diff --git a/Duplicati/GUI/Duplicati.GUI.MacTrayIcon/Duplicati.GUI.MacTrayIcon.csproj b/Duplicati/GUI/Duplicati.GUI.MacTrayIcon/Duplicati.GUI.MacTrayIcon.csproj
index 9d4fafaa5..00ae81014 100644
--- a/Duplicati/GUI/Duplicati.GUI.MacTrayIcon/Duplicati.GUI.MacTrayIcon.csproj
+++ b/Duplicati/GUI/Duplicati.GUI.MacTrayIcon/Duplicati.GUI.MacTrayIcon.csproj
@@ -10,6 +10,7 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>TestMonoMac</RootNamespace>
     <AssemblyName>TestMonoMac</AssemblyName>
+    <SuppressXamMacUpsell>True</SuppressXamMacUpsell>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>