diff --git a/qt/paraview_ext/VatesAPI/test/vtkPeakMarkerFactoryTest.h b/qt/paraview_ext/VatesAPI/test/vtkPeakMarkerFactoryTest.h
index dfde7e4365cbab9fba41413dbe6766a5f753d6b5..7e5c65cccbd5435cd3cfdc0a3be2648988160bb9 100644
--- a/qt/paraview_ext/VatesAPI/test/vtkPeakMarkerFactoryTest.h
+++ b/qt/paraview_ext/VatesAPI/test/vtkPeakMarkerFactoryTest.h
@@ -43,7 +43,7 @@ public:
 };
 
 class MockPeaksWorkspace : public PeaksWorkspace {
-  using Mantid::API::PeaksWorkspace::addPeak;
+  using Mantid::DataObjects::PeaksWorkspace::addPeak;
 
 public:
   MOCK_METHOD1(setInstrument,