diff --git a/app/src/main/java/com/fongmi/android/tv/utils/Download.java b/app/src/main/java/com/fongmi/android/tv/utils/Download.java
index fdf5502f1..e0ca1a9ab 100644
--- a/app/src/main/java/com/fongmi/android/tv/utils/Download.java
+++ b/app/src/main/java/com/fongmi/android/tv/utils/Download.java
@@ -56,7 +56,7 @@ public class Download {
 
     private void download(InputStream is, double length) throws Exception {
         try (BufferedInputStream input = new BufferedInputStream(is); FileOutputStream os = new FileOutputStream(file)) {
-            byte[] buffer = new byte[4096];
+            byte[] buffer = new byte[16384];
             int readBytes;
             long totalBytes = 0;
             while ((readBytes = input.read(buffer)) != -1) {
diff --git a/app/src/main/java/com/fongmi/android/tv/utils/FileUtil.java b/app/src/main/java/com/fongmi/android/tv/utils/FileUtil.java
index b20e7ff5f..0175e3269 100644
--- a/app/src/main/java/com/fongmi/android/tv/utils/FileUtil.java
+++ b/app/src/main/java/com/fongmi/android/tv/utils/FileUtil.java
@@ -45,7 +45,7 @@ public class FileUtil {
     }
 
     public static void gzipCompress(File target) {
-        byte[] buffer = new byte[1024];
+        byte[] buffer = new byte[16384];
         try (FileInputStream is = new FileInputStream(target); GZIPOutputStream os = new GZIPOutputStream(new FileOutputStream(target.getAbsolutePath() + ".gz"))) {
             int read;
             while ((read = is.read(buffer)) > 0) os.write(buffer, 0, read);
@@ -57,7 +57,7 @@ public class FileUtil {
     }
 
     public static void gzipDecompress(File target, File path) {
-        byte[] buffer = new byte[1024];
+        byte[] buffer = new byte[16384];
         try (GZIPInputStream is = new GZIPInputStream(new BufferedInputStream(new FileInputStream(target))); BufferedOutputStream os = new BufferedOutputStream(new FileOutputStream(path))) {
             int read;
             while ((read = is.read(buffer)) != -1) os.write(buffer, 0, read);
diff --git a/catvod/src/main/java/com/github/catvod/utils/Util.java b/catvod/src/main/java/com/github/catvod/utils/Util.java
index 28b696f5d..fb6d28053 100644
--- a/catvod/src/main/java/com/github/catvod/utils/Util.java
+++ b/catvod/src/main/java/com/github/catvod/utils/Util.java
@@ -90,7 +90,7 @@ public class Util {
         try {
             MessageDigest digest = MessageDigest.getInstance("MD5");
             FileInputStream fis = new FileInputStream(file);
-            byte[] bytes = new byte[4096];
+            byte[] bytes = new byte[16384];
             int count;
             while ((count = fis.read(bytes)) != -1) digest.update(bytes, 0, count);
             fis.close();