diff --git a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/DetailActivity.java b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/DetailActivity.java
index 40793d3ef..7dce80a0f 100644
--- a/app/src/leanback/java/com/fongmi/android/tv/ui/activity/DetailActivity.java
+++ b/app/src/leanback/java/com/fongmi/android/tv/ui/activity/DetailActivity.java
@@ -290,7 +290,7 @@ public class DetailActivity extends BaseActivity implements KeyDown.Listener {
 
     private void updateHistory(Vod.Flag.Episode item, boolean reset) {
         History history = AppDatabase.get().getHistoryDao().find(getHistoryKey());
-        reset = reset || !history.getEpisodeUrl().equals(item.getUrl());
+        reset = reset || !item.getUrl().equals(history.getEpisodeUrl());
         long duration = reset ? 0 : history.getDuration();
         history.setDuration(duration);
         history.setEpisodeUrl(item.getUrl());
diff --git a/app/src/main/java/com/fongmi/android/tv/bean/History.java b/app/src/main/java/com/fongmi/android/tv/bean/History.java
index 36a729dd7..3c83771ea 100644
--- a/app/src/main/java/com/fongmi/android/tv/bean/History.java
+++ b/app/src/main/java/com/fongmi/android/tv/bean/History.java
@@ -63,7 +63,7 @@ public class History {
     }
 
     public String getEpisodeUrl() {
-        return episodeUrl;
+        return episodeUrl == null ? "" : episodeUrl;
     }
 
     public void setEpisodeUrl(String episodeUrl) {
diff --git a/app/src/main/java/com/fongmi/android/tv/utils/ImgUtil.java b/app/src/main/java/com/fongmi/android/tv/utils/ImgUtil.java
index c53ada98c..bde2f6501 100644
--- a/app/src/main/java/com/fongmi/android/tv/utils/ImgUtil.java
+++ b/app/src/main/java/com/fongmi/android/tv/utils/ImgUtil.java
@@ -19,7 +19,7 @@ import com.fongmi.android.tv.R;
 public class ImgUtil {
 
     public static void load(String url, ImageView view) {
-        Glide.with(App.get()).load(url).error(R.drawable.ic_img_error).placeholder(R.drawable.ic_img_loading).into(view);
+        Glide.with(App.get()).load(url).override(ResUtil.dp2px(300), ResUtil.dp2px(400)).error(R.drawable.ic_img_error).placeholder(R.drawable.ic_img_loading).into(view);
     }
 
     public static void load(String vodName, String vodPic, ImageView view) {