diff --git a/src/FSharpUnitTests/FSharpUnitTests.fsproj b/src/FSharpUnitTests/FSharpUnitTests.fsproj
index 77ec6e30..d1f292ed 100644
--- a/src/FSharpUnitTests/FSharpUnitTests.fsproj
+++ b/src/FSharpUnitTests/FSharpUnitTests.fsproj
@@ -2,6 +2,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFrameworks>net45;netcoreapp1.1;netcoreapp2.0</TargetFrameworks>
+    <RuntimeIdentifiers>win7-x64;win-7x86;ubuntu.16.10-x64</RuntimeIdentifiers>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
diff --git a/src/UnitTests/UnitTests.csproj b/src/UnitTests/UnitTests.csproj
index 0f1ddbfa..c7d1eb4f 100644
--- a/src/UnitTests/UnitTests.csproj
+++ b/src/UnitTests/UnitTests.csproj
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFrameworks>net45;netcoreapp1.1;netcoreapp2.0</TargetFrameworks>
+    <RuntimeIdentifiers>win7-x64;win-7x86;ubuntu.16.10-x64</RuntimeIdentifiers>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <AssemblyName>MathNet.Numerics.UnitTests</AssemblyName>
     <RootNamespace>MathNet.Numerics.UnitTests</RootNamespace>