diff --git a/Structure-of-the-code.md b/Structure-of-the-code.md
index 62e2670..980b0fd 100644
--- a/Structure-of-the-code.md
+++ b/Structure-of-the-code.md
@@ -21,8 +21,8 @@ The package code is organized in osxphotos per the table below. Most of the file
 |`albuminfo.py`|             AlbumInfo and FolderInfo classes|
 |`datetime_formatter.py`|    utility methods for formatting datetime objects|
 |`exiftool.py`|              ExifTool class|
-|`photoinfo/`|             PhotoInfo class and associated mixin classes|
-|`photosdb/`|              PhotosDB class and associated mixin classes|
+|`photoinfo/`|             PhotoInfo class|
+|`photosdb/`|              PhotosDB class|
 |`placeinfo.py`|             PlaceInfo class|
 |`templates`|                contains [mako](https://www.makotemplates.org/) templates for sidecar export (though the name is similar, these templates are not associated with `templates.py`|
 |`templates/xmp_sidecar.mako`|mako template used to create [XMP](https://en.wikipedia.org/wiki/Extensible_Metadata_Platform) sidecar files|