diff --git a/ln.build.server/ln.build.server.csproj b/ln.build.server/ln.build.server.csproj
index 556ca9b..a268d48 100644
--- a/ln.build.server/ln.build.server.csproj
+++ b/ln.build.server/ln.build.server.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <Version>0.4.1</Version>
+    <Version>0.4.2</Version>
     <Authors>Harald Wolff-Thobaben</Authors>
     <Company>l--n.de</Company>
     <Description>A simple build server scheduling builds triggered via web-hooks</Description>
@@ -20,6 +20,7 @@
     <PackageReference Include="ln.json" Version="1.0.0" />
     <PackageReference Include="ln.logging" Version="1.0.1" />
     <PackageReference Include="ln.threading" Version="0.1.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting.Systemd" Version="5.0.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/ln.build/ln.build.csproj b/ln.build/ln.build.csproj
index a0305de..5302074 100644
--- a/ln.build/ln.build.csproj
+++ b/ln.build/ln.build.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <Version>0.4.0</Version>
+    <Version>0.4.2</Version>
     <Authors>Harald Wolff-Thobaben</Authors>
     <Company>l--n.de</Company>
     <Description>A simple build server scheduling builds triggered via web-hooks</Description>