diff --git a/Rendering/OpenGL2/CMakeLists.txt b/Rendering/OpenGL2/CMakeLists.txt
index b9f0ef9b2bbab953a7270806e123ee6f38eb4f2e..a21d9d39137510d842eedc9fa5c69a89352f86c4 100644
--- a/Rendering/OpenGL2/CMakeLists.txt
+++ b/Rendering/OpenGL2/CMakeLists.txt
@@ -118,6 +118,7 @@ set_source_files_properties(
   vtkOpenGLGlyph3DMapper
   vtkOpenGLHelper
   vtkOpenGLIndexBufferObject
+  vtkOpenGLRenderTimer
   vtkOpenGLShaderCache
   vtkOpenGLVertexArrayObject
   vtkOpenGLVertexBufferObject
@@ -134,6 +135,7 @@ set_source_files_properties(
   vtkOpenGLGL2PSHelper
   vtkOpenGLGlyph3DHelper
   vtkOpenGLHelper
+  vtkOpenGLRenderTimer
   vtkValuePassHelper
   PROPERTIES WRAP_EXCLUDE_PYTHON 1)