diff --git a/src/Unity.RegistrationByConvention.csproj b/src/Unity.RegistrationByConvention.csproj
index bbd961c..f11941c 100644
--- a/src/Unity.RegistrationByConvention.csproj
+++ b/src/Unity.RegistrationByConvention.csproj
@@ -50,7 +50,7 @@
   
 
   <PropertyGroup>
-    <UnityAbstractions>$(SolutionDir)Abstractions\src\Unity.Abstractions.csproj</UnityAbstractions>
+    <UnityAbstractions>..\..\Abstractions\src\Unity.Abstractions.csproj</UnityAbstractions>
   </PropertyGroup>
 
   <ItemGroup Condition="Exists('$(UnityAbstractions)')">
diff --git a/tests/RegistrationByConvention.Tests.csproj b/tests/RegistrationByConvention.Tests.csproj
index 52d7c03..a0ca3ca 100644
--- a/tests/RegistrationByConvention.Tests.csproj
+++ b/tests/RegistrationByConvention.Tests.csproj
@@ -18,8 +18,8 @@
 
 
   <PropertyGroup>
-    <UnityAbstractions>$(SolutionDir)Abstractions\src\Unity.Abstractions.csproj</UnityAbstractions>
-    <UnityContainer>$(SolutionDir)Container\src\Unity.Container.csproj</UnityContainer>
+    <UnityAbstractions>..\..\Abstractions\src\Unity.Abstractions.csproj</UnityAbstractions>
+    <UnityContainer>..\..\Container\src\Unity.Container.csproj</UnityContainer>
   </PropertyGroup>
 
   <ItemGroup Condition="Exists('$(UnityAbstractions)')">