3 files changed, 4 insertions, 4 deletions
diff --git a/include/unotools/componentresmodule.hxx b/include/unotools/componentresmodule.hxx
index c87268176c54..b663a770ffe7 100644
--- a/include/unotools/componentresmodule.hxx
+++ b/include/unotools/componentresmodule.hxx
@@ -51,7 +51,7 @@ namespace utl
 
     public:
         OComponentResourceModule( const OString& _rResFilePrefix );
-        ~OComponentResourceModule();
+        virtual ~OComponentResourceModule();
 
         /// get the vcl res manager of the module
         ResMgr* getResManager();
diff --git a/include/unotools/confignode.hxx b/include/unotools/confignode.hxx
index d269ecbb6b26..435c27d1cb00 100644
--- a/include/unotools/confignode.hxx
+++ b/include/unotools/confignode.hxx
@@ -85,7 +85,7 @@ namespace utl
         const OConfigurationNode& operator=(const OConfigurationNode& _rSource);
 
         /// dtor
-        ~OConfigurationNode() {}
+        virtual ~OConfigurationNode() {}
 
         /// returns the local name of the node
         OUString     getLocalName() const;
diff --git a/include/unotools/eventcfg.hxx b/include/unotools/eventcfg.hxx
index 4f0c600352e1..0564f0649761 100644
--- a/include/unotools/eventcfg.hxx
+++ b/include/unotools/eventcfg.hxx
@@ -72,7 +72,7 @@ class GlobalEventConfig_Impl : public utl::ConfigItem
 
 public:
     GlobalEventConfig_Impl( );
-    ~GlobalEventConfig_Impl( );
+    virtual ~GlobalEventConfig_Impl( );
 
     void            Notify( const com::sun::star::uno::Sequence<OUString>& aPropertyNames) SAL_OVERRIDE;
     void            Commit() SAL_OVERRIDE;
@@ -91,7 +91,7 @@ class UNOTOOLS_DLLPUBLIC GlobalEventConfig:
 {
     public:
         GlobalEventConfig( );
-        ~GlobalEventConfig( );
+        virtual ~GlobalEventConfig( );
         static ::osl::Mutex& GetOwnStaticMutex();
 
         ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameReplace > SAL_CALL getEvents(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;