freetype.h: Minor documentation improvement.
diff --git a/include/freetype/freetype.h b/include/freetype/freetype.h
index 6740774..0489c84 100644
--- a/include/freetype/freetype.h
+++ b/include/freetype/freetype.h
@@ -3054,11 +3054,12 @@
    *     the OpenType specification), make @FT_Render_Glyph provide a default
    *     blending of the color glyph layers associated with the glyph index,
    *     using the same bitmap format as embedded color bitmap images.  This
-   *     is mainly for convenience and works for 'COLR' v0 tables only.  For
-   *     full control of color layers use @FT_Get_Color_Glyph_Layer and
-   *     FreeType's color functions like @FT_Palette_Select instead of
-   *     setting @FT_LOAD_COLOR for rendering so that the client application
-   *     can handle blending by itself.
+   *     is mainly for convenience and works only for glyphs in 'COLR' v0
+   *     tables (or glyphs in 'COLR' v1 tables that exclusively use v0
+   *     features).  For full control of color layers use
+   *     @FT_Get_Color_Glyph_Layer and FreeType's color functions like
+   *     @FT_Palette_Select instead of setting @FT_LOAD_COLOR for rendering
+   *     so that the client application can handle blending by itself.
    *
    *   FT_LOAD_COMPUTE_METRICS ::
    *     [Since 2.6.1] Compute glyph metrics from the glyph data, without the