diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt b/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt
index ae5c71987..8795626ae 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt
@@ -204,7 +204,7 @@ class DownloadCache(
     fun removeFolders(folders: List<String>, manga: Manga) {
         val sourceDir = rootDir.files[manga.source] ?: return
         val mangaDir = sourceDir.files[provider.getMangaDirName(manga)] ?: return
-        for (chapter in folders) {
+        folders.forEach { chapter ->
             if (chapter in mangaDir.files) {
                 mangaDir.files -= chapter
             }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt
index d805ad414..03638c131 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsAdvancedController.kt
@@ -268,7 +268,7 @@ class SettingsAdvancedController : SettingsController() {
             val sourceManager: SourceManager = Injekt.get()
             val downloadManager: DownloadManager = Injekt.get()
             var foldersCleared = 0
-            for (manga in mangaList) {
+            mangaList.forEach { manga ->
                 val chapterList = db.getChapters(manga).executeAsBlocking()
                 val source = sourceManager.getOrStub(manga.source)
                 foldersCleared += downloadManager.cleanupChapters(chapterList, manga, source)