Index: OpenGLReference.vcxproj
===================================================================
--- OpenGLReference.vcxproj	(revision 39278a88330034a3410542945349b8e2ee002e30)
+++ OpenGLReference.vcxproj	(revision f133da0e6c0bd2262bec5cd74873703ddb01e55b)
@@ -163,5 +163,5 @@
     <ClInclude Include="StackWalker.h" />
     <ClInclude Include="stb_image.h" />
-    <ClInclude Include="utils.h" />
+    <ClInclude Include="utils.hpp" />
   </ItemGroup>
   <ItemGroup>
