diff --git a/MantidQt/CustomInterfaces/src/DynamicPDF/SliceSelector.cpp b/MantidQt/CustomInterfaces/src/DynamicPDF/SliceSelector.cpp
index 124b467e169085bb48551bc5b9d9b62622e276be..b34f25c65e5092d5b4065cd1803085a3a0bb6f2b 100644
--- a/MantidQt/CustomInterfaces/src/DynamicPDF/SliceSelector.cpp
+++ b/MantidQt/CustomInterfaces/src/DynamicPDF/SliceSelector.cpp
@@ -40,8 +40,11 @@ DECLARE_SUBWINDOW(SliceSelector)
 /// Constructor
 // SliceSelector::SliceSelector(QWidget *parent) : UserSubWindow{parent},
 // m_loadedWorkspace{nullptr}, m_BackgroundRemover{nullptr} {
-SliceSelector::SliceSelector(QWidget *parent)
-    : UserSubWindow{parent}, m_loadedWorkspace{nullptr} {}
+SliceSelector::SliceSelector(QWidget *parent) :
+  UserSubWindow{parent},
+  m_loadedWorkspace() {
+
+}
 
 SliceSelector::~SliceSelector() { m_selectedWorkspaceIndex = 0; }