diff --git a/CSharpRepl.Services/CSharpRepl.Services.csproj b/CSharpRepl.Services/CSharpRepl.Services.csproj
index 0dcd7ec..fdf4591 100644
--- a/CSharpRepl.Services/CSharpRepl.Services.csproj
+++ b/CSharpRepl.Services/CSharpRepl.Services.csproj
@@ -49,9 +49,7 @@
 
 
 	<ItemGroup>
-    <AssemblyAttribute Include="System.Runtime.CompilerServices.InternalsVisibleToAttribute">
-    <_Parameter1>CSharpRepl.Tests</_Parameter1>
-    </AssemblyAttribute>
+    <InternalsVisibleTo Include="CSharpRepl.Tests" />
   </ItemGroup>
 
 
diff --git a/CSharpRepl/CSharpRepl.csproj b/CSharpRepl/CSharpRepl.csproj
index d0967f4..888566b 100644
--- a/CSharpRepl/CSharpRepl.csproj
+++ b/CSharpRepl/CSharpRepl.csproj
@@ -35,9 +35,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <AssemblyAttribute Include="System.Runtime.CompilerServices.InternalsVisibleToAttribute">
-    <_Parameter1>CSharpRepl.Tests</_Parameter1>
-    </AssemblyAttribute>
+    <InternalsVisibleTo Include="CSharpRepl.Tests" />
   </ItemGroup>
 
   <ItemGroup>