diff --git a/taglib/mpeg/id3v2/frames/generalencapsulatedobjectframe.h b/taglib/mpeg/id3v2/frames/generalencapsulatedobjectframe.h
index 9b4edf54..c4a16da4 100644
--- a/taglib/mpeg/id3v2/frames/generalencapsulatedobjectframe.h
+++ b/taglib/mpeg/id3v2/frames/generalencapsulatedobjectframe.h
@@ -61,6 +61,10 @@ namespace TagLib {
 
       /*!
        * Constructs a GeneralEncapsulatedObjectFrame frame based on \a data.
+       *
+       * \warning This is \em not data for the encapsulated object, for that use
+       * setObject().  This construcotr is used when reading the frame from the
+       * disk.
        */
       explicit GeneralEncapsulatedObjectFrame(const ByteVector &data);