diff --git a/taglib/mp4/mp4itemfactory.h b/taglib/mp4/mp4itemfactory.h
index 4e209336..88590e1c 100644
--- a/taglib/mp4/mp4itemfactory.h
+++ b/taglib/mp4/mp4itemfactory.h
@@ -158,7 +158,7 @@ namespace TagLib {
       /*!
        * Destroys the frame factory.
        */
-      virtual ~ItemFactory();
+      ~ItemFactory();
 
       /*!
        * Returns mapping between atom names and handler types.
diff --git a/taglib/mpeg/id3v2/id3v2framefactory.h b/taglib/mpeg/id3v2/id3v2framefactory.h
index 8f6c579e..e4ffcb99 100644
--- a/taglib/mpeg/id3v2/id3v2framefactory.h
+++ b/taglib/mpeg/id3v2/id3v2framefactory.h
@@ -137,7 +137,7 @@ namespace TagLib {
       /*!
        * Destroys the frame factory.
        */
-      virtual ~FrameFactory();
+      ~FrameFactory();
 
       /*!
        * This method checks for compliance to the current ID3v2 standard (2.4)