diff --git a/BetaCameras/OrbbecOpenNI/OrbbecOpenNI.vcxproj b/BetaCameras/OrbbecOpenNI/OrbbecOpenNI.vcxproj
index bf1ffafd..5896ac5a 100644
--- a/BetaCameras/OrbbecOpenNI/OrbbecOpenNI.vcxproj
+++ b/BetaCameras/OrbbecOpenNI/OrbbecOpenNI.vcxproj
@@ -45,14 +45,14 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
-    <PlatformToolset>v141</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CLRSupport>true</CLRSupport>
     <CharacterSet>MultiByte</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
-    <PlatformToolset>v141</PlatformToolset>
+    <PlatformToolset>v140</PlatformToolset>
     <CLRSupport>true</CLRSupport>
     <CharacterSet>Unicode</CharacterSet>
     <WholeProgramOptimization>true</WholeProgramOptimization>