diff --git a/tests/Avalonia.RenderTests/Avalonia.Cairo.RenderTests.csproj b/tests/Avalonia.RenderTests/Avalonia.Cairo.RenderTests.csproj
index 6a7020334a..a4089d6f4c 100644
--- a/tests/Avalonia.RenderTests/Avalonia.Cairo.RenderTests.csproj
+++ b/tests/Avalonia.RenderTests/Avalonia.Cairo.RenderTests.csproj
@@ -43,6 +43,27 @@
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Drawing" />
+    <Reference Include="System.Reactive.Core, Version=3.0.0.0, Culture=neutral, PublicKeyToken=94bc3704cddfc263, processorArchitecture=MSIL">
+      <HintPath>..\..\packages\System.Reactive.Core.3.0.0\lib\net45\System.Reactive.Core.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Reactive.Interfaces, Version=3.0.0.0, Culture=neutral, PublicKeyToken=94bc3704cddfc263, processorArchitecture=MSIL">
+      <HintPath>..\..\packages\System.Reactive.Interfaces.3.0.0\lib\net45\System.Reactive.Interfaces.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Reactive.Linq, Version=3.0.0.0, Culture=neutral, PublicKeyToken=94bc3704cddfc263, processorArchitecture=MSIL">
+      <HintPath>..\..\packages\System.Reactive.Linq.3.0.0\lib\net45\System.Reactive.Linq.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Reactive.PlatformServices, Version=3.0.0.0, Culture=neutral, PublicKeyToken=94bc3704cddfc263, processorArchitecture=MSIL">
+      <HintPath>..\..\packages\System.Reactive.PlatformServices.3.0.0\lib\net45\System.Reactive.PlatformServices.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Reactive.Windows.Threading, Version=3.0.0.0, Culture=neutral, PublicKeyToken=94bc3704cddfc263, processorArchitecture=MSIL">
+      <HintPath>..\..\packages\System.Reactive.Windows.Threading.3.0.0\lib\net45\System.Reactive.Windows.Threading.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="WindowsBase" />
     <Reference Include="xunit.abstractions, Version=2.0.0.0, Culture=neutral, PublicKeyToken=8d05b1bb7a6fdb6c, processorArchitecture=MSIL">
       <HintPath>..\..\packages\xunit.abstractions.2.0.0\lib\net35\xunit.abstractions.dll</HintPath>
       <Private>True</Private>
diff --git a/tests/Avalonia.RenderTests/packages.Avalonia.Cairo.RenderTests.config b/tests/Avalonia.RenderTests/packages.Avalonia.Cairo.RenderTests.config
index 07a670d200..fa1e626283 100644
--- a/tests/Avalonia.RenderTests/packages.Avalonia.Cairo.RenderTests.config
+++ b/tests/Avalonia.RenderTests/packages.Avalonia.Cairo.RenderTests.config
@@ -1,6 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Magick.NET-Q16-AnyCPU" version="7.0.0.0101" targetFramework="net45" />
+  <package id="System.Reactive" version="3.0.0" targetFramework="net45" />
+  <package id="System.Reactive.Core" version="3.0.0" targetFramework="net45" />
+  <package id="System.Reactive.Interfaces" version="3.0.0" targetFramework="net45" />
+  <package id="System.Reactive.Linq" version="3.0.0" targetFramework="net45" />
+  <package id="System.Reactive.PlatformServices" version="3.0.0" targetFramework="net45" />
+  <package id="System.Reactive.Windows.Threading" version="3.0.0" targetFramework="net45" />
   <package id="xunit" version="2.1.0" targetFramework="net45" />
   <package id="xunit.abstractions" version="2.0.0" targetFramework="net45" />
   <package id="xunit.assert" version="2.1.0" targetFramework="net45" />