4 files changed, 6 insertions, 6 deletions
diff --git a/sot/source/sdstor/stgdir.hxx b/sot/source/sdstor/stgdir.hxx
index a5b9ab4f1fc8..2a761050d04e 100644
--- a/sot/source/sdstor/stgdir.hxx
+++ b/sot/source/sdstor/stgdir.hxx
@@ -64,7 +64,7 @@ public:
     bool         bInvalid;                  // true: invalid entry
     StgDirEntry( const void* pBuffer, sal_uInt32 nBufferLen, bool * pbOk );
     StgDirEntry( const StgEntry& );
-    ~StgDirEntry();
+    virtual ~StgDirEntry();
 
     void Invalidate( bool=false );          // invalidate all open entries
     void Enum( sal_Int32& );                    // enumerate entries for iteration
@@ -98,7 +98,7 @@ class StgDirStrm : public StgDataStrm
     void         SetupEntry( sal_Int32, StgDirEntry* );
 public:
     StgDirStrm( StgIo& );
-    ~StgDirStrm();
+    virtual ~StgDirStrm();
     virtual bool SetSize( sal_Int32 ) SAL_OVERRIDE;              // change the size
     bool         Store();
     void*        GetEntry( sal_Int32 n, bool=false );// get an entry
diff --git a/sot/source/sdstor/stgole.hxx b/sot/source/sdstor/stgole.hxx
index 02f026448510..9c8cfcc9dbb0 100644
--- a/sot/source/sdstor/stgole.hxx
+++ b/sot/source/sdstor/stgole.hxx
@@ -34,7 +34,7 @@ class StgInternalStream : public SvStream
     virtual void      FlushData() SAL_OVERRIDE;
 public:
     StgInternalStream( BaseStorage&, const OUString&, bool );
-   ~StgInternalStream();
+   virtual ~StgInternalStream();
     void Commit();
 };
 
diff --git a/sot/source/sdstor/stgstrms.hxx b/sot/source/sdstor/stgstrms.hxx
index 27fdd62c3a93..80c91aa9b0e1 100644
--- a/sot/source/sdstor/stgstrms.hxx
+++ b/sot/source/sdstor/stgstrms.hxx
@@ -155,7 +155,7 @@ class StgTmpStrm : public SvMemoryStream
 
 public:
     StgTmpStrm( sal_uLong=16 );
-   ~StgTmpStrm();
+   virtual ~StgTmpStrm();
     bool Copy( StgTmpStrm& );
     virtual void SetSize( sal_uInt64 ) SAL_OVERRIDE;
     sal_uLong GetSize() const;
diff --git a/sot/source/sdstor/ucbstorage.cxx b/sot/source/sdstor/ucbstorage.cxx
index b26a355f395d..c955492748e7 100644
--- a/sot/source/sdstor/ucbstorage.cxx
+++ b/sot/source/sdstor/ucbstorage.cxx
@@ -402,7 +402,7 @@ enum RepresentModes {
 
 class UCBStorageStream_Impl : public SvRefBase, public SvStream
 {
-                                ~UCBStorageStream_Impl();
+                                virtual ~UCBStorageStream_Impl();
 public:
 
     virtual sal_uLong           GetData( void* pData, sal_uLong nSize ) SAL_OVERRIDE;
@@ -466,7 +466,7 @@ typedef ::std::vector< UCBStorageElement_Impl* > UCBStorageElementList_Impl;
 
 class UCBStorage_Impl : public SvRefBase
 {
-                                ~UCBStorage_Impl();
+                                virtual ~UCBStorage_Impl();
 public:
     UCBStorage*                 m_pAntiImpl;    // only valid if external references exists