diff --git a/src/smapi.ts b/src/smapi.ts
index d25edd1..e4a3191 100644
--- a/src/smapi.ts
+++ b/src/smapi.ts
@@ -392,7 +392,7 @@ function bindSmapiSoapServiceToExpress(
                       searchResult({
                         count: it.length,
                         mediaCollection: it.map((aTrack) =>
-                          track(webAddress, accessToken, aTrack)
+                          album(webAddress, accessToken, aTrack.album)
                         ),
                       })
                     );
diff --git a/tests/smapi.test.ts b/tests/smapi.test.ts
index d18a96a..6070761 100644
--- a/tests/smapi.test.ts
+++ b/tests/smapi.test.ts
@@ -644,15 +644,7 @@ describe("api", () => {
             });
             expect(result[0]).toEqual(
               searchResult({
-                mediaCollection: tracks.map((it) => {
-                  const t = track(rootUrl, accessToken, it) as any;
-                  t.trackMetadata = {
-                    ...t.trackMetadata,
-                    duration: `${t.trackMetadata.duration}`,
-                    trackNumber: `${t.trackMetadata.trackNumber}`,
-                  }
-                  return t;
-                }),
+                mediaCollection: tracks.map((it) => album(rootUrl, accessToken, it.album)),
                 index: 0,
                 total: 2,
               })