diff --git a/app/src/main/java/com/fongmi/android/tv/player/ParseJob.java b/app/src/main/java/com/fongmi/android/tv/player/ParseJob.java
index 36132f9ca..8510ed425 100644
--- a/app/src/main/java/com/fongmi/android/tv/player/ParseJob.java
+++ b/app/src/main/java/com/fongmi/android/tv/player/ParseJob.java
@@ -10,6 +10,8 @@ import com.fongmi.android.tv.ui.custom.CustomWebView;
 import com.fongmi.android.tv.utils.Utils;
 import com.github.catvod.net.OkHttp;
 import com.github.catvod.utils.Json;
+import com.github.catvod.utils.Util;
+import com.google.common.net.HttpHeaders;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 
@@ -179,7 +181,7 @@ public class ParseJob implements ParseCallback {
 
     private Map<String, String> getHeader(JsonObject object) {
         Map<String, String> headers = new HashMap<>();
-        for (String key : object.keySet()) if (key.equalsIgnoreCase("user-agent") || key.equalsIgnoreCase("referer")) headers.put(key, object.get(key).getAsString());
+        for (String key : object.keySet()) if (key.equalsIgnoreCase(HttpHeaders.USER_AGENT) || key.equalsIgnoreCase(HttpHeaders.REFERER)) headers.put(Util.fix(key), object.get(key).getAsString());
         return headers;
     }
 
diff --git a/app/src/main/java/com/fongmi/android/tv/player/extractor/Force.java b/app/src/main/java/com/fongmi/android/tv/player/extractor/Force.java
index cad551984..a80497553 100644
--- a/app/src/main/java/com/fongmi/android/tv/player/extractor/Force.java
+++ b/app/src/main/java/com/fongmi/android/tv/player/extractor/Force.java
@@ -12,6 +12,7 @@ import com.fongmi.android.tv.player.Source;
 import com.forcetech.Util;
 import com.github.catvod.net.OkHttp;
 import com.github.catvod.utils.Github;
+import com.google.common.net.HttpHeaders;
 
 import java.util.HashSet;
 
@@ -40,7 +41,7 @@ public class Force implements Source.Extractor {
         String id = uri.getLastPathSegment();
         String cmd = "http://127.0.0.1:" + port + "/cmd.xml?cmd=switch_chan&server=" + uri.getHost() + ":" + uri.getPort() + "&id=" + id;
         String result = "http://127.0.0.1:" + port + "/" + id;
-        OkHttp.newCall(cmd, Headers.of("user-agent", "MTV")).execute().body().string();
+        OkHttp.newCall(cmd, Headers.of(HttpHeaders.USER_AGENT, "MTV")).execute().body().string();
         return result;
     }
 
diff --git a/app/src/main/java/com/fongmi/android/tv/ui/custom/CustomWebView.java b/app/src/main/java/com/fongmi/android/tv/ui/custom/CustomWebView.java
index 87396de32..f4fd84e38 100644
--- a/app/src/main/java/com/fongmi/android/tv/ui/custom/CustomWebView.java
+++ b/app/src/main/java/com/fongmi/android/tv/ui/custom/CustomWebView.java
@@ -21,6 +21,7 @@ import com.fongmi.android.tv.bean.Site;
 import com.fongmi.android.tv.impl.ParseCallback;
 import com.fongmi.android.tv.utils.Sniffer;
 import com.github.catvod.crawler.Spider;
+import com.google.common.net.HttpHeaders;
 
 import java.io.ByteArrayInputStream;
 import java.util.Map;
@@ -58,7 +59,7 @@ public class CustomWebView extends WebView {
 
     private void setUserAgent(Map<String, String> headers) {
         for (String key : headers.keySet()) {
-            if (key.equalsIgnoreCase("user-agent")) {
+            if (key.equalsIgnoreCase(HttpHeaders.USER_AGENT)) {
                 getSettings().setUserAgentString(headers.get(key));
                 break;
             }
@@ -114,7 +115,7 @@ public class CustomWebView extends WebView {
 
     private void post(Map<String, String> headers, String url) {
         String cookie = CookieManager.getInstance().getCookie(url);
-        if (cookie != null) headers.put("cookie", cookie);
+        if (cookie != null) headers.put(HttpHeaders.COOKIE, cookie);
         onParseSuccess(headers, url);
     }
 
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 2fe363644..7aa0cd2e2 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
@@ -24,6 +24,7 @@ import com.fongmi.android.tv.App;
 import com.fongmi.android.tv.R;
 import com.fongmi.android.tv.Setting;
 import com.github.catvod.utils.Json;
+import com.github.catvod.utils.Util;
 import com.google.common.net.HttpHeaders;
 import com.google.gson.JsonParser;
 
@@ -85,14 +86,7 @@ public class ImgUtil {
 
     private static void addHeader(LazyHeaders.Builder builder, String header) {
         Map<String, String> map = Json.toMap(JsonParser.parseString(header));
-        for (Map.Entry<String, String> entry : map.entrySet()) builder.addHeader(replace(entry.getKey()), entry.getValue());
-    }
-
-    private static String replace(String key) {
-        if (key.equals("user-agent")) return HttpHeaders.USER_AGENT;
-        if (key.equals("referer")) return HttpHeaders.REFERER;
-        if (key.equals("cookie")) return HttpHeaders.COOKIE;
-        return key;
+        for (Map.Entry<String, String> entry : map.entrySet()) builder.addHeader(Util.fix(entry.getKey()), entry.getValue());
     }
 
     public static byte[] resize(byte[] bytes) {
diff --git a/app/src/main/java/com/fongmi/android/tv/utils/M3U8.java b/app/src/main/java/com/fongmi/android/tv/utils/M3U8.java
index 82b7378c3..9be5dec64 100644
--- a/app/src/main/java/com/fongmi/android/tv/utils/M3U8.java
+++ b/app/src/main/java/com/fongmi/android/tv/utils/M3U8.java
@@ -6,7 +6,6 @@ import com.github.catvod.net.OkHttp;
 import com.google.common.net.HttpHeaders;
 
 import java.util.Map;
-import java.util.Objects;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -28,8 +27,7 @@ public class M3U8 {
 
     private static Headers getHeader(Map<String, String> headers) {
         Headers.Builder builder = new Headers.Builder();
-        if (headers.containsKey(HttpHeaders.USER_AGENT)) builder.add(HttpHeaders.USER_AGENT, Objects.requireNonNull(headers.get(HttpHeaders.USER_AGENT)));
-        if (headers.containsKey(HttpHeaders.REFERER)) builder.add(HttpHeaders.REFERER, Objects.requireNonNull(headers.get(HttpHeaders.REFERER)));
+        for (Map.Entry<String, String> header : headers.entrySet()) if (header.getKey().equalsIgnoreCase(HttpHeaders.USER_AGENT) || header.getKey().equalsIgnoreCase(HttpHeaders.REFERER)) builder.add(header.getKey(), header.getValue());
         return builder.build();
     }
 
diff --git a/app/src/main/java/com/fongmi/android/tv/utils/Utils.java b/app/src/main/java/com/fongmi/android/tv/utils/Utils.java
index c4cadda35..2263f457e 100644
--- a/app/src/main/java/com/fongmi/android/tv/utils/Utils.java
+++ b/app/src/main/java/com/fongmi/android/tv/utils/Utils.java
@@ -96,7 +96,8 @@ public class Utils {
     }
 
     public static Map<String, String> checkUa(Map<String, String> headers) {
-        if (Setting.getUa().isEmpty() || headers.containsKey(HttpHeaders.USER_AGENT) || headers.containsKey(HttpHeaders.USER_AGENT.toLowerCase())) return headers;
+        if (Setting.getUa().isEmpty()) return headers;
+        for (Map.Entry<String, String> header : headers.entrySet()) if (header.getKey().equalsIgnoreCase(HttpHeaders.USER_AGENT)) return headers;
         headers.put(HttpHeaders.USER_AGENT, Setting.getUa());
         return headers;
     }
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 b2ce87746..e9ab3c1e1 100644
--- a/catvod/src/main/java/com/github/catvod/utils/Util.java
+++ b/catvod/src/main/java/com/github/catvod/utils/Util.java
@@ -7,6 +7,7 @@ import android.text.TextUtils;
 import android.util.Base64;
 
 import com.github.catvod.Init;
+import com.google.common.net.HttpHeaders;
 
 import java.io.File;
 import java.io.FileInputStream;
@@ -116,6 +117,13 @@ public class Util {
         }
     }
 
+    public static String fix(String key) {
+        if (key.equalsIgnoreCase(HttpHeaders.USER_AGENT)) return HttpHeaders.USER_AGENT;
+        if (key.equalsIgnoreCase(HttpHeaders.REFERER)) return HttpHeaders.REFERER;
+        if (key.equalsIgnoreCase(HttpHeaders.COOKIE)) return HttpHeaders.COOKIE;
+        return key;
+    }
+
     public static String size(long size) {
         if (size <= 0) return "";
         int group = (int) (Math.log10(size) / Math.log10(1024));
diff --git a/quickjs/src/main/java/com/fongmi/quickjs/utils/Module.java b/quickjs/src/main/java/com/fongmi/quickjs/utils/Module.java
index a6a72694b..c129d0b5b 100644
--- a/quickjs/src/main/java/com/fongmi/quickjs/utils/Module.java
+++ b/quickjs/src/main/java/com/fongmi/quickjs/utils/Module.java
@@ -4,6 +4,7 @@ import android.net.Uri;
 
 import com.github.catvod.net.OkHttp;
 import com.github.catvod.utils.Path;
+import com.google.common.net.HttpHeaders;
 
 import java.io.File;
 import java.nio.charset.StandardCharsets;
@@ -40,7 +41,7 @@ public class Module {
             Uri uri = Uri.parse(url);
             File file = Path.js(uri.getLastPathSegment());
             if (file.exists()) return Path.read(file);
-            Response response = OkHttp.newCall(url, Headers.of("User-Agent", "Mozilla/5.0")).execute();
+            Response response = OkHttp.newCall(url, Headers.of(HttpHeaders.USER_AGENT, "Mozilla/5.0")).execute();
             if (response.code() != 200) return "";
             byte[] data = response.body().bytes();
             boolean cache = !"127.0.0.1".equals(uri.getHost());