diff --git a/ASCOM.Alpaca.Simulators/ASCOM.Alpaca.Simulators.csproj b/ASCOM.Alpaca.Simulators/ASCOM.Alpaca.Simulators.csproj
index c91fe50..551ea67 100644
--- a/ASCOM.Alpaca.Simulators/ASCOM.Alpaca.Simulators.csproj
+++ b/ASCOM.Alpaca.Simulators/ASCOM.Alpaca.Simulators.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
 	<PropertyGroup>
 		<TargetFramework>net8.0</TargetFramework>
@@ -88,9 +88,7 @@
 		<BuiltInComInteropSupport>true</BuiltInComInteropSupport>
 	</PropertyGroup>
 
-	<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
-	  <DefineConstants>$(DefineConstants);ASCOM_COM</DefineConstants>
-	</PropertyGroup>
+	<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'" />
 
 	<ItemGroup Condition="$(DefineConstants.Contains('ASCOM_COM'))">
 		<TrimmerRootAssembly Include="ASCOM.Simulators.LocalServer" />