diff --git a/src/Unity.Configuration.csproj b/src/Unity.Configuration.csproj
index ce7c3f2..c17f73b 100644
--- a/src/Unity.Configuration.csproj
+++ b/src/Unity.Configuration.csproj
@@ -60,12 +60,17 @@
     <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
     <TargetFramework>net47</TargetFramework>
   </PropertyGroup>
+  
 
-  <ItemGroup Condition="'$(Configuration)'!='Release'">
-    <ProjectReference Include="..\..\Abstractions\src\Unity.Abstractions.csproj" />
+  <PropertyGroup>
+    <UnityAbstractions>$(SolutionDir)\Abstractions\src\Unity.Abstractions.csproj</UnityAbstractions>
+  </PropertyGroup>
+
+  <ItemGroup Condition="Exists('$(UnityAbstractions)')">
+    <ProjectReference Include="$(UnityAbstractions)" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(Configuration)' == 'Release' ">
+  <ItemGroup Condition="!Exists('$(UnityAbstractions)')">
     <PackageReference Include="Unity.Abstractions" Version="2.0.1" />
   </ItemGroup>
 
diff --git a/tests/Configuration.Tests.csproj b/tests/Configuration.Tests.csproj
index e23896b..62e3277 100644
--- a/tests/Configuration.Tests.csproj
+++ b/tests/Configuration.Tests.csproj
@@ -28,15 +28,29 @@
   <ItemGroup>
     <ProjectReference Include="..\src\Unity.Configuration.csproj" />
   </ItemGroup>
+  
 
-  <ItemGroup Condition=" '$(Configuration)' != 'Release' ">
-    <ProjectReference Include="..\..\Abstractions\src\Unity.Abstractions.csproj" />
-    <ProjectReference Include="..\..\Container\src\Unity.Container.csproj" />
-  </ItemGroup>  
+  <PropertyGroup>
+    <UnityAbstractions>$(SolutionDir)\Abstractions\src\Unity.Abstractions.csproj</UnityAbstractions>
+    <UnityContainer>$(SolutionDir)\Container\src\Unity.Container.csproj</UnityContainer>
+  </PropertyGroup>
 
-  <ItemGroup Condition=" '$(Configuration)' == 'Release' ">
+
+  <ItemGroup Condition="Exists('$(UnityAbstractions)')">
+    <ProjectReference Include="$(UnityAbstractions)" />
+  </ItemGroup>
+
+  <ItemGroup Condition="Exists('$(UnityContainer)')">
+    <ProjectReference Include="$(UnityContainer)" />
+  </ItemGroup>
+
+
+  <ItemGroup Condition="!Exists('$(UnityAbstractions)')">
     <PackageReference Include="Unity.Abstractions" Version="2.0.1" />
+  </ItemGroup>
+
+  <ItemGroup Condition="!Exists('$(UnityContainer)')">
     <PackageReference Include="Unity.Container" Version="5.0.0" />
-  </ItemGroup>   
+  </ItemGroup>
    
 </Project>