1 files changed, 3 insertions, 3 deletions
diff --git a/chart2/source/controller/chartapiwrapper/LegendWrapper.hxx b/chart2/source/controller/chartapiwrapper/LegendWrapper.hxx
index 5da2b1b1fb4a..5b4deac2a1f9 100644
--- a/chart2/source/controller/chartapiwrapper/LegendWrapper.hxx
+++ b/chart2/source/controller/chartapiwrapper/LegendWrapper.hxx
@@ -21,7 +21,7 @@
 #include <WrappedPropertySet.hxx>
 #include "ReferenceSizePropertyProvider.hxx"
 #include <cppuhelper/implbase.hxx>
-#include <comphelper/interfacecontainer2.hxx>
+#include <comphelper/interfacecontainer4.hxx>
 #include <com/sun/star/drawing/XShape.hpp>
 #include <com/sun/star/lang/XComponent.hpp>
 #include <com/sun/star/lang/XServiceInfo.hpp>
@@ -42,7 +42,7 @@ class LegendWrapper : public ::cppu::ImplInheritanceHelper<
                     , public ReferenceSizePropertyProvider
 {
 public:
-    explicit LegendWrapper(const std::shared_ptr<Chart2ModelContact>& spChart2ModelContact);
+    explicit LegendWrapper(std::shared_ptr<Chart2ModelContact> spChart2ModelContact);
     virtual ~LegendWrapper() override;
 
     /// XServiceInfo declarations
@@ -79,7 +79,7 @@ protected:
 
 private:
     std::shared_ptr< Chart2ModelContact >   m_spChart2ModelContact;
-    ::comphelper::OInterfaceContainerHelper2      m_aEventListenerContainer;
+    ::comphelper::OInterfaceContainerHelper4<css::lang::XEventListener> m_aEventListenerContainer;
 };
 
 } //  namespace chart::wrapper