diff --git a/include/unotools/configvaluecontainer.hxx b/include/unotools/configvaluecontainer.hxx
index 970bc1861a0b..664f10aeef84 100644
--- a/include/unotools/configvaluecontainer.hxx
+++ b/include/unotools/configvaluecontainer.hxx
@@ -23,6 +23,7 @@
 #include <com/sun/star/uno/XComponentContext.hpp>
 #include <osl/mutex.hxx>
 #include <o3tl/typed_flags_set.hxx>
+#include <memory>
 
 
 enum class CVCFlags
@@ -65,8 +66,7 @@ namespace utl
     class UNOTOOLS_DLLPUBLIC OConfigurationValueContainer
     {
     private:
-        OConfigurationValueContainerImpl*
-                    m_pImpl;
+        std::unique_ptr<OConfigurationValueContainerImpl> m_pImpl;
 
     protected:
 
diff --git a/unotools/source/config/configvaluecontainer.cxx b/unotools/source/config/configvaluecontainer.cxx
index a13b52a80fbd..df0a002d4753 100644
--- a/unotools/source/config/configvaluecontainer.cxx
+++ b/unotools/source/config/configvaluecontainer.cxx
@@ -220,7 +220,6 @@ namespace utl
 
     OConfigurationValueContainer::~OConfigurationValueContainer()
     {
-        delete m_pImpl;
     }
 
     void OConfigurationValueContainer::implConstruct( const OUString& _rConfigLocation,