diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/content/series/ContentSeriesController.kt b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/ContentSeriesController.kt
index 67ea69b..a82b4c0 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/content/series/ContentSeriesController.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/content/series/ContentSeriesController.kt
@@ -50,7 +50,7 @@ class ContentSeriesController(private val service: ContentSeriesService) {
     @GetMapping("/{id}/content")
     fun getSeriesContentList(
         @PathVariable id: Long,
-        @RequestParam("sortType", required = false) sortType: SeriesSortType = SeriesSortType.OLDEST,
+        @RequestParam("sortType", required = false) sortType: SeriesSortType = SeriesSortType.NEWEST,
         @AuthenticationPrincipal(expression = "#this == 'anonymousUser' ? null : member") member: Member?,
         pageable: Pageable
     ) = run {
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 4751856..36a6eae 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.asc()
+        var orderBy = seriesContent.createdAt.desc()
 
-        if (sortType == SeriesSortType.NEWEST) {
-            orderBy = seriesContent.createdAt.desc()
+        if (sortType == SeriesSortType.OLDEST) {
+            orderBy = seriesContent.createdAt.asc()
         }
 
         if (!isAdult) {