diff --git a/src/screens/novel/NovelScreen.js b/src/screens/novel/NovelScreen.js
index 3db34ac88..3fd5514b6 100644
--- a/src/screens/novel/NovelScreen.js
+++ b/src/screens/novel/NovelScreen.js
@@ -68,6 +68,7 @@ import { getChapterScreenRouteParams } from '../../utils/NavigationUtils';
 import NovelScreenLoading from './components/LoadingAnimation/NovelScreenLoading';
 import { useTrackerReducer } from '@redux/hooks';
 import EpubIconButton from './components/EpubIconButton';
+import { uniqBy } from 'lodash-es';
 
 const Novel = ({ route, navigation }) => {
   const item = route.params;
@@ -290,25 +291,37 @@ const Novel = ({ route, navigation }) => {
 
       if (lastSelectedChapter.chapterId !== chapter.chapterId) {
         if (lastSelectedChapter.chapterId > chapter.chapterId) {
-          setSelected(sel => [
-            ...sel,
-            chapter,
-            ...chapters.filter(
-              chap =>
-                (chap.chapterId <= chapter.chapterId ||
-                  chap.chapterId >= lastSelectedChapter.chapterId) === false,
+          setSelected(sel =>
+            uniqBy(
+              [
+                ...sel,
+                chapter,
+                ...chapters.filter(
+                  chap =>
+                    (chap.chapterId <= chapter.chapterId ||
+                      chap.chapterId >= lastSelectedChapter.chapterId) ===
+                    false,
+                ),
+              ],
+              'chapterId',
             ),
-          ]);
+          );
         } else {
-          setSelected(sel => [
-            ...sel,
-            chapter,
-            ...chapters.filter(
-              chap =>
-                (chap.chapterId >= chapter.chapterId ||
-                  chap.chapterId <= lastSelectedChapter.chapterId) === false,
+          setSelected(sel =>
+            uniqBy(
+              [
+                ...sel,
+                chapter,
+                ...chapters.filter(
+                  chap =>
+                    (chap.chapterId >= chapter.chapterId ||
+                      chap.chapterId <= lastSelectedChapter.chapterId) ===
+                    false,
+                ),
+              ],
+              'chapterId',
             ),
-          ]);
+          );
         }
       }
     }
diff --git a/src/screens/novel/components/NovelBottomSheet.js b/src/screens/novel/components/NovelBottomSheet.js
index 05db2573c..fa818fb22 100644
--- a/src/screens/novel/components/NovelBottomSheet.js
+++ b/src/screens/novel/components/NovelBottomSheet.js
@@ -42,14 +42,14 @@ const ChaptersSettingsSheet = ({
             : false
         }
         onPress={() => {
-          if (filter.match('AND downloaded=0')) {
+          if (filter.match('AND downloaded=1')) {
             filterChapters(
-              filter.replace(' AND downloaded=0', ' AND downloaded=1'),
+              filter.replace(' AND downloaded=1', ' AND downloaded=0'),
             );
-          } else if (filter.match('AND downloaded=1')) {
-            filterChapters(filter.replace(' AND downloaded=1', ''));
+          } else if (filter.match('AND downloaded=0')) {
+            filterChapters(filter.replace(' AND downloaded=0', ''));
           } else {
-            filterChapters(filter + ' AND downloaded=0');
+            filterChapters(filter + ' AND downloaded=1');
           }
         }}
       />
diff --git a/src/sources/en/NovelOnline.ts b/src/sources/en/NovelOnline.ts
index b987b8a8f..05d671bdc 100644
--- a/src/sources/en/NovelOnline.ts
+++ b/src/sources/en/NovelOnline.ts
@@ -126,7 +126,7 @@ const popularNovels = async (page: number) => {
 const NovelsOnlineScraper = {
   popularNovels,
   parseNovelAndChapters,
-  parseChapter,
+  // parseChapter,
   searchNovels,
 };