diff --git a/Pilz.Drawing.Drawing3D.OpenGLRenderer/Camera/CameraPoint.vb b/Pilz.Drawing.Drawing3D.OpenGLRenderer/Camera/ICameraPoint.vb
similarity index 100%
rename from Pilz.Drawing.Drawing3D.OpenGLRenderer/Camera/CameraPoint.vb
rename to Pilz.Drawing.Drawing3D.OpenGLRenderer/Camera/ICameraPoint.vb
diff --git a/Pilz.Drawing.Drawing3D.OpenGLRenderer/Pilz.Drawing.Drawing3D.OpenGLFactory.vbproj b/Pilz.Drawing.Drawing3D.OpenGLRenderer/Pilz.Drawing.Drawing3D.OpenGLFactory.vbproj
index ad9d693..c0cb779 100644
--- a/Pilz.Drawing.Drawing3D.OpenGLRenderer/Pilz.Drawing.Drawing3D.OpenGLFactory.vbproj
+++ b/Pilz.Drawing.Drawing3D.OpenGLRenderer/Pilz.Drawing.Drawing3D.OpenGLFactory.vbproj
@@ -86,7 +86,7 @@
       <SubType>Form</SubType>
     </Compile>
     <Compile Include="Rendering\BoundingBox.vb" />
-    <Compile Include="Camera\CameraPoint.vb" />
+    <Compile Include="Camera\ICameraPoint.vb" />
     <Compile Include="Rendering\ContentPipe.vb" />
     <Compile Include="My Project\AssemblyInfo.vb" />
     <Compile Include="My Project\Application.Designer.vb">