diff --git a/README.md b/README.md
index 8d31684..803ad82 100644
--- a/README.md
+++ b/README.md
@@ -68,7 +68,9 @@ You don't have to call this function on params passed to `discover()` - they wil
 
 Fetches the list of image formats used in Bandcamp.
 
-- `filter` (optional) - 'artist' or 'album'. If specified, narrows down the result to include only formats applicable to the specified value.
+- `filter` (optional) - 'bio' (for artist / profile-type images)* or 'album'. If specified, narrows down the result to include only formats applicable to the specified value.
+
+> The 'artist' filter value is deprecated. Use 'bio' instead.
 
 ### `getImageFormat(idOrName)`
 
diff --git a/lib/index.js b/lib/index.js
index de71b5f..aeea3c8 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -105,7 +105,7 @@ async function getImageFormats(filter = '') {
         if (filter === 'album') {
             return constants.formats.filter( c => c.name.startsWith('art_') );
         }
-        else if (filter === 'artist') {
+        else if (filter === 'bio' || filter === 'artist') {
             return constants.formats.filter( c => c.name.startsWith('bio_') );
         }
         else {