diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/base/BaseActivity.java b/app/src/leanback/java/com/fongmi/android/tv/ui/base/BaseActivity.java
index 76e9c4068..386e0c1ea 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/base/BaseActivity.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/base/BaseActivity.java
@@ -16,10 +16,10 @@ import androidx.recyclerview.widget.RecyclerView;
 import androidx.viewbinding.ViewBinding;
 
 import com.bumptech.glide.Glide;
-import com.bumptech.glide.load.engine.DiskCacheStrategy;
 import com.bumptech.glide.request.RequestOptions;
 import com.bumptech.glide.request.target.CustomTarget;
 import com.bumptech.glide.request.transition.Transition;
+import com.bumptech.glide.signature.ObjectKey;
 import com.fongmi.android.tv.App;
 import com.fongmi.android.tv.R;
 import com.fongmi.android.tv.Setting;
@@ -115,7 +115,7 @@ public abstract class BaseActivity extends AppCompatActivity {
     }
 
     private void loadWall(File file) {
-        Glide.with(App.get()).load(file).centerCrop().skipMemoryCache(true).diskCacheStrategy(DiskCacheStrategy.NONE).apply(new RequestOptions().override(ResUtil.getScreenWidth(), ResUtil.getScreenHeight())).into(new CustomTarget<Drawable>() {
+        Glide.with(App.get()).load(file).centerCrop().signature(new ObjectKey(file.lastModified())).apply(new RequestOptions().override(ResUtil.getScreenWidth(), ResUtil.getScreenHeight())).into(new CustomTarget<Drawable>() {
             @Override
             public void onResourceReady(@NonNull Drawable drawable, @Nullable Transition<? super Drawable> transition) {
                 getWindow().setBackgroundDrawable(drawable);
diff --git a/app/src/mobile/java/com/fongmi/android/tv/ui/base/BaseActivity.java b/app/src/mobile/java/com/fongmi/android/tv/ui/base/BaseActivity.java
index dec7cb2b3..cae4612a7 100644
--- a/app/src/mobile/java/com/fongmi/android/tv/ui/base/BaseActivity.java
+++ b/app/src/mobile/java/com/fongmi/android/tv/ui/base/BaseActivity.java
@@ -18,10 +18,10 @@ import androidx.appcompat.app.AppCompatActivity;
 import androidx.viewbinding.ViewBinding;
 
 import com.bumptech.glide.Glide;
-import com.bumptech.glide.load.engine.DiskCacheStrategy;
 import com.bumptech.glide.request.RequestOptions;
 import com.bumptech.glide.request.target.CustomTarget;
 import com.bumptech.glide.request.transition.Transition;
+import com.bumptech.glide.signature.ObjectKey;
 import com.fongmi.android.tv.App;
 import com.fongmi.android.tv.R;
 import com.fongmi.android.tv.Setting;
@@ -137,7 +137,7 @@ public abstract class BaseActivity extends AppCompatActivity {
     }
 
     private void loadWall(File file) {
-        Glide.with(App.get()).load(file).centerCrop().skipMemoryCache(true).diskCacheStrategy(DiskCacheStrategy.NONE).apply(new RequestOptions().override(ResUtil.getScreenWidth(), ResUtil.getScreenHeight())).into(new CustomTarget<Drawable>() {
+        Glide.with(App.get()).load(file).centerCrop().signature(new ObjectKey(file.lastModified())).apply(new RequestOptions().override(ResUtil.getScreenWidth(), ResUtil.getScreenHeight())).into(new CustomTarget<Drawable>() {
             @Override
             public void onResourceReady(@NonNull Drawable drawable, @Nullable Transition<? super Drawable> transition) {
                 getWindow().setBackgroundDrawable(drawable);