diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/content/series/content/ContentSeriesContentRepository.kt b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/content/ContentSeriesContentRepository.kt
index 36a6eae..d141497 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/content/series/content/ContentSeriesContentRepository.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/content/ContentSeriesContentRepository.kt
@@ -59,10 +59,10 @@ class ContentSeriesContentQueryRepositoryImpl(
             .and(audioContent.isActive.isTrue)
             .and(audioContent.duration.isNotNull)
 
-        var orderBy = seriesContent.createdAt.desc()
+        var orderBy = audioContent.releaseDate.desc()
 
         if (sortType == SeriesSortType.OLDEST) {
-            orderBy = seriesContent.createdAt.asc()
+            orderBy = audioContent.releaseDate.asc()
         }
 
         if (!isAdult) {