diff --git a/app/src/main/java/com/hippo/ehviewer/ui/scene/FavoritesScene.java b/app/src/main/java/com/hippo/ehviewer/ui/scene/FavoritesScene.java
index 5301ed74b..dd20f0094 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/scene/FavoritesScene.java
+++ b/app/src/main/java/com/hippo/ehviewer/ui/scene/FavoritesScene.java
@@ -389,7 +389,6 @@ public class FavoritesScene extends BaseScene implements
             if (1 == mHelper.getShownViewIndex()) {
                 mHasFirstRefresh = false;
             }
-            mHelper = null;
         }
         if (null != mRecyclerView) {
             mRecyclerView.stopScroll();
diff --git a/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryListScene.java b/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryListScene.java
index 356964edc..59fe97e5e 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryListScene.java
+++ b/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryListScene.java
@@ -518,7 +518,6 @@ public final class GalleryListScene extends BaseScene
             if (1 == mHelper.getShownViewIndex()) {
                 mHasFirstRefresh = false;
             }
-            mHelper = null;
         }
         if (null != mRecyclerView) {
             mRecyclerView.stopScroll();
diff --git a/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryPreviewsScene.java b/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryPreviewsScene.java
index 752414a7c..fcef5e2de 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryPreviewsScene.java
+++ b/app/src/main/java/com/hippo/ehviewer/ui/scene/GalleryPreviewsScene.java
@@ -174,7 +174,6 @@ public class GalleryPreviewsScene extends ToolbarScene implements EasyRecyclerVi
             if (1 == mHelper.getShownViewIndex()) {
                 mHasFirstRefresh = false;
             }
-            mHelper = null;
         }
         if (null != mRecyclerView) {
             mRecyclerView.stopScroll();