diff --git a/server/jellyfin/README.md b/server/jellyfin/README.md
index 91340fffd..c806a699e 100644
--- a/server/jellyfin/README.md
+++ b/server/jellyfin/README.md
@@ -70,7 +70,8 @@ authenticated user has access to; a library (or item within it) the user cannot
 for scoping, an artist id when browsing into an artist's albums, or an album id when browsing into
 an album's tracks); `AlbumArtistIds`/`ArtistIds`/`contributingArtistIds` (an artist's albums or
 tracks — Finamp's artist screen sends these *alongside* `ParentId=<libraryId>`); `SearchTerm`;
-`Filters=IsFavorite`; `SortBy`/`SortOrder`; `StartIndex`/`Limit`; and `Ids` (batch fetch by id).
+favorites-only (`Filters=IsFavorite` or the standalone `isFavorite=true`); `SortBy`/`SortOrder`;
+`StartIndex`/`Limit`; and `Ids` (batch fetch by id).
 
 ## Implemented endpoints
 
diff --git a/server/jellyfin/e2e/annotations_test.go b/server/jellyfin/e2e/annotations_test.go
index a5b1edeb7..b194d3e06 100644
--- a/server/jellyfin/e2e/annotations_test.go
+++ b/server/jellyfin/e2e/annotations_test.go
@@ -46,6 +46,14 @@ var _ = Describe("Annotations", func() {
 			Expect(q.Items[0].Name).To(Equal("Abbey Road"))
 		})
 
+		It("filters to favorites via the isFavorite query param (Finamp's artist widget form)", func() {
+			// Finamp's "Favourite tracks" widget sends isFavorite=true as a query param (not
+			// Filters=IsFavorite), combined with ArtistIds.
+			post("/Users/admin-1/FavoriteItems/"+enc(songID("Help!")), "")
+			q := queryResult(get("/Items?IncludeItemTypes=Audio&Recursive=true&ArtistIds=" + enc(artistID("The Beatles")) + "&isFavorite=true"))
+			Expect(names(q.Items)).To(ConsistOf("Help!"))
+		})
+
 		It("returns 404 when favoriting an unknown item", func() {
 			Expect(post("/Users/admin-1/FavoriteItems/"+enc("nope"), "").Code).To(Equal(http.StatusNotFound))
 		})
diff --git a/server/jellyfin/items.go b/server/jellyfin/items.go
index 5e5b5fc02..7ae0dcc09 100644
--- a/server/jellyfin/items.go
+++ b/server/jellyfin/items.go
@@ -51,7 +51,10 @@ func (api *Router) queryItems(ctx context.Context, r *http.Request) (dto.QueryRe
 	}
 	parentId := dto.DecodeID(p.StringOr("ParentId", ""))
 	search := p.StringOr("SearchTerm", "")
-	favOnly := strings.Contains(p.StringOr("Filters", ""), "IsFavorite")
+	// Clients express "favorites only" two ways: Jellyfin's Filters=IsFavorite, and the standalone
+	// isFavorite=true query param (Finamp's artist "Favourite tracks" widget uses the latter).
+	favOnly := strings.Contains(p.StringOr("Filters", ""), "IsFavorite") ||
+		p.BoolOr("IsFavorite", false) || p.BoolOr("isFavorite", false)
 	sortBy := p.StringOr("SortBy", "")
 	sortOrder := p.StringOr("SortOrder", "")
 	offset := p.IntOr("StartIndex", 0)