diff --git a/include/sfx2/templdlg.hxx b/include/sfx2/templdlg.hxx
index 25b152aee92c..96a03dfdc2f0 100644
--- a/include/sfx2/templdlg.hxx
+++ b/include/sfx2/templdlg.hxx
@@ -85,7 +85,7 @@ class SFX2_DLLPUBLIC SfxTemplatePanelControl : public DockingWindow
 {
 public:
     SfxTemplatePanelControl (SfxBindings* pBindings, Window* pParentWindow);
-    ~SfxTemplatePanelControl (void);
+    virtual ~SfxTemplatePanelControl();
 
     virtual void                Update();
     virtual void                DataChanged( const DataChangedEvent& _rDCEvt );
diff --git a/sfx2/source/inc/templdgi.hxx b/sfx2/source/inc/templdgi.hxx
index 8a4dfdc09a0d..f064bba49301 100644
--- a/sfx2/source/inc/templdgi.hxx
+++ b/sfx2/source/inc/templdgi.hxx
@@ -276,7 +276,7 @@ public:
     TYPEINFO();
 
     SfxCommonTemplateDialog_Impl( SfxBindings* pB, Window*, bool );
-    ~SfxCommonTemplateDialog_Impl();
+    virtual ~SfxCommonTemplateDialog_Impl();
 
     DECL_LINK( MenuSelectHdl, Menu * );
 
diff --git a/sfx2/source/sidebar/SidebarDockingWindow.cxx b/sfx2/source/sidebar/SidebarDockingWindow.cxx
index 259123dcca31..1fb9f0a1a029 100644
--- a/sfx2/source/sidebar/SidebarDockingWindow.cxx
+++ b/sfx2/source/sidebar/SidebarDockingWindow.cxx
@@ -66,6 +66,12 @@ SidebarDockingWindow::~SidebarDockingWindow (void)
 
 void SidebarDockingWindow::DoDispose (void)
 {
+    Reference<lang::XComponent> xComponent (static_cast<XWeak*>(mpSidebarController.get()), UNO_QUERY);
+    mpSidebarController.clear();
+    if (xComponent.is())
+    {
+        xComponent->dispose();
+    }
 }