diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/CollectActivity.java b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/CollectActivity.java
index 2a7eb108e..cb6a3089f 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/CollectActivity.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/CollectActivity.java
@@ -42,6 +42,7 @@ public class CollectActivity extends BaseActivity {
     private ActivityCollectBinding mBinding;
     private ArrayObjectAdapter mAdapter;
     private SiteViewModel mViewModel;
+    private List<Site> mSites;
     private View mOldView;
 
     public static void start(Activity activity, String keyword) {
@@ -77,6 +78,7 @@ public class CollectActivity extends BaseActivity {
         setRecyclerView();
         setViewModel();
         saveKeyword();
+        setSites();
         setPager();
         search();
     }
@@ -121,22 +123,21 @@ public class CollectActivity extends BaseActivity {
         Setting.putKeyword(App.gson().toJson(items));
     }
 
-    private void setPager() {
-        mBinding.pager.setAdapter(new PageAdapter(getSupportFragmentManager()));
+    private void setSites() {
+        mSites = VodConfig.get().getSites().stream().filter(Site::isSearchable).collect(Collectors.toList());
     }
 
-    private List<Site> getSites() {
-        return VodConfig.get().getSites().stream().filter(Site::isSearchable).collect(Collectors.toList());
+    private void setPager() {
+        mBinding.pager.setAdapter(new PageAdapter(getSupportFragmentManager()));
     }
 
     private void search() {
         mViewModel.stopSearch();
-        List<Site> sites = getSites();
-        if (sites.isEmpty()) return;
+        if (mSites.isEmpty()) return;
         mAdapter.add(Collect.all());
         mBinding.pager.getAdapter().notifyDataSetChanged();
         mBinding.result.setText(getString(R.string.collect_result, getKeyword()));
-        mViewModel.searchContent(sites, getKeyword(), false);
+        mViewModel.searchContent(mSites, getKeyword(), false);
     }
 
     private void onChildSelected(@Nullable RecyclerView.ViewHolder child) {
diff --git a/app/src/mobile/java/com/fongmi/android/tv/ui/fragment/CollectFragment.java b/app/src/mobile/java/com/fongmi/android/tv/ui/fragment/CollectFragment.java
index e3af54bf9..f31b8b676 100644
--- a/app/src/mobile/java/com/fongmi/android/tv/ui/fragment/CollectFragment.java
+++ b/app/src/mobile/java/com/fongmi/android/tv/ui/fragment/CollectFragment.java
@@ -41,7 +41,7 @@ public class CollectFragment extends BaseFragment implements MenuProvider, Colle
     private SearchAdapter mSearchAdapter;
     private CustomScroller mScroller;
     private SiteViewModel mViewModel;
-    private List<Site> sites;
+    private List<Site> mSites;
 
     public static CollectFragment newInstance(String keyword) {
         Bundle args = new Bundle();
@@ -97,14 +97,14 @@ public class CollectFragment extends BaseFragment implements MenuProvider, Colle
     }
 
     private void setSites() {
-        sites = VodConfig.get().getSites().stream().filter(Site::isSearchable).collect(Collectors.toList());
+        mSites = VodConfig.get().getSites().stream().filter(Site::isSearchable).collect(Collectors.toList());
     }
 
     private void setWidth() {
         int width = 0;
         int space = ResUtil.dp2px(48);
         int maxWidth = ResUtil.getScreenWidth() / (getCount() + 1) - ResUtil.dp2px(40);
-        for (Site site : sites) width = Math.max(width, ResUtil.getTextWidth(site.getName(), 14));
+        for (Site site : mSites) width = Math.max(width, ResUtil.getTextWidth(site.getName(), 14));
         int contentWidth = width + space;
         int minWidth = ResUtil.dp2px(120);
         int finalWidth = Math.max(minWidth, Math.min(contentWidth, maxWidth));
@@ -115,7 +115,8 @@ public class CollectFragment extends BaseFragment implements MenuProvider, Colle
 
     private void search() {
         mViewModel.stopSearch();
-        if (!sites.isEmpty()) mCollectAdapter.setItems(List.of(Collect.all()), () -> mViewModel.searchContent(sites, getKeyword(), false));
+        if (mSites.isEmpty()) return;
+        mCollectAdapter.setItems(List.of(Collect.all()), () -> mViewModel.searchContent(mSites, getKeyword(), false));
     }
 
     private int getCount() {