diff --git a/OpenCNCPilot/OpenCNCPilot.csproj b/OpenCNCPilot/OpenCNCPilot.csproj
index e479212..cb449bc 100644
--- a/OpenCNCPilot/OpenCNCPilot.csproj
+++ b/OpenCNCPilot/OpenCNCPilot.csproj
@@ -54,13 +54,11 @@
     <Reference Include="Calculator, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\martin2250.Calculator.1.0.0\lib\net4.6.1\Calculator.dll</HintPath>
     </Reference>
-    <Reference Include="HelixToolkit, Version=2015.1.715.0, Culture=neutral, PublicKeyToken=52aa3500039caf0d, processorArchitecture=MSIL">
-      <HintPath>..\packages\HelixToolkit.2015.1.715\lib\portable-net4+sl4+wp71+win8\HelixToolkit.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="HelixToolkit, Version=2.11.0.0, Culture=neutral, PublicKeyToken=52aa3500039caf0d, processorArchitecture=MSIL">
+      <HintPath>..\packages\HelixToolkit.2.11.0\lib\netstandard1.1\HelixToolkit.dll</HintPath>
     </Reference>
-    <Reference Include="HelixToolkit.Wpf, Version=2015.1.715.0, Culture=neutral, PublicKeyToken=52aa3500039caf0d, processorArchitecture=MSIL">
-      <HintPath>..\packages\HelixToolkit.Wpf.2015.1.715\lib\net45\HelixToolkit.Wpf.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="HelixToolkit.Wpf, Version=2.11.0.0, Culture=neutral, PublicKeyToken=52aa3500039caf0d, processorArchitecture=MSIL">
+      <HintPath>..\packages\HelixToolkit.Wpf.2.11.0\lib\net45\HelixToolkit.Wpf.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Data" />
diff --git a/OpenCNCPilot/packages.config b/OpenCNCPilot/packages.config
index 520fe5b..facaadb 100644
--- a/OpenCNCPilot/packages.config
+++ b/OpenCNCPilot/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="HelixToolkit" version="2015.1.715" targetFramework="net452" />
-  <package id="HelixToolkit.Wpf" version="2015.1.715" targetFramework="net46" />
+  <package id="HelixToolkit" version="2.11.0" targetFramework="net461" />
+  <package id="HelixToolkit.Wpf" version="2.11.0" targetFramework="net461" />
   <package id="martin2250.Calculator" version="1.0.0" targetFramework="net471" />
 </packages>
\ No newline at end of file