diff --git a/.gitignore b/.gitignore
index 0ff549a..2a2672f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /bin/
-/obj/
\ No newline at end of file
+/obj/
+*.DS_Store
\ No newline at end of file
diff --git a/UMC.Host.csproj b/UMC.Host.csproj
index 7dcf91f..e9f84f4 100644
--- a/UMC.Host.csproj
+++ b/UMC.Host.csproj
@@ -11,9 +11,7 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <ProjectReference Include="..\UMC.Proxy\UMC.Proxy.csproj" />
-    <ProjectReference Include="..\UMC.Data\UMC.Data.csproj" />
-    <ProjectReference Include="..\UMC.Activities\UMC.Activities.csproj" />
-    <ProjectReference Include="..\UMC\UMC.csproj" />
+    <PackageReference Include="UMC.Activities" Version="1.0.4" />
+    <PackageReference Include="UMC.Proxy" Version="1.0.35" />
   </ItemGroup>
 </Project>
\ No newline at end of file