kc3-lang/ftgl

diff --git a/include/FTFont.h b/include/FTFont.h
index cc994b9..5b3d9e4 100755
--- a/include/FTFont.h
+++ b/include/FTFont.h
@@ -40,6 +40,8 @@ class FTGL_EXPORT FTFont
         
         /**
          * Open and read a font from a buffer in memory. Sets Error flag.
+         * The buffer is owned by the client and is NOT copied by FTGL. The
+         * pointer must be valid while using FTGL.
          *
          * @param pBufferBytes  the in-memory buffer
          * @param bufferSizeInBytes  the length of the buffer in bytes