diff --git a/dynamic/src/main/java/xyz/fycz/dynamic/fix/App246Fix4.kt b/dynamic/src/main/java/xyz/fycz/dynamic/fix/App246Fix4.kt
index c504c3f..2f74211 100644
--- a/dynamic/src/main/java/xyz/fycz/dynamic/fix/App246Fix4.kt
+++ b/dynamic/src/main/java/xyz/fycz/dynamic/fix/App246Fix4.kt
@@ -22,18 +22,24 @@ import me.fycz.maple.MapleBridge
 import me.fycz.maple.MapleUtils
 import me.fycz.maple.MethodReplacement
 import xyz.fycz.dynamic.utils.LanZouUtils
+import xyz.fycz.myreader.base.observer.MyObserver
+import xyz.fycz.myreader.util.utils.RxUtils
 import xyz.fycz.myreader.webapi.LanZouApi
+import xyz.fycz.myreader.webapi.LanZousApi
+import xyz.fycz.myreader.webapi.ResultCallback
+import java.lang.Exception
 
 /**
  * @author fengyue
  * @date 2022/6/30 20:40
  */
-@AppFix([243, 244, 245, 246], ["修复书源订阅失败的问题"], "2022-06-30")
+@AppFix([243, 244, 245, 246], ["修复书源订阅失败的问题", "修复字体下载失败的问题"], "2022-06-30")
 class App246Fix4: AppFixHandle {
     override fun onFix(key: String): BooleanArray {
         return handleFix(
             key,
             "lanZouApi" to { fxLanZouApi() },
+            "fontLanZouApi" to { fxFontLanZouApi() },
         )
     }
 
@@ -51,5 +57,28 @@ class App246Fix4: AppFixHandle {
         )
     }
 
+    private fun fxFontLanZouApi(){
+        MapleUtils.findAndHookMethod(
+            LanZousApi::class.java,
+            "getUrl",
+            String::class.java,
+            ResultCallback::class.java,
+            object : MethodReplacement(){
+                override fun replaceHookedMethod(param: MapleBridge.MethodHookParam) {
+                    val callback = param.args[1] as ResultCallback
+                    LanZouUtils.getFileUrl(param.args[0] as String)
+                        .compose { RxUtils.toSimpleSingle(it) }
+                        .subscribe(object : MyObserver<String>(){
+                            override fun onNext(t: String) {
+                                callback.onFinish(t, 1)
+                            }
 
+                            override fun onError(e: Throwable) {
+                                callback.onError(e as Exception)
+                            }
+                        })
+                }
+            }
+        )
+    }
 }
\ No newline at end of file
diff --git a/dynamic/src/main/java/xyz/fycz/dynamic/utils/LanZouUtils.kt b/dynamic/src/main/java/xyz/fycz/dynamic/utils/LanZouUtils.kt
index df9a0c0..db97b10 100644
--- a/dynamic/src/main/java/xyz/fycz/dynamic/utils/LanZouUtils.kt
+++ b/dynamic/src/main/java/xyz/fycz/dynamic/utils/LanZouUtils.kt
@@ -18,6 +18,7 @@
 
 package xyz.fycz.dynamic.utils
 
+import android.util.Log
 import io.reactivex.Observable
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.RequestBody.Companion.toRequestBody
@@ -46,11 +47,15 @@ object LanZouUtils {
      */
     fun getFileUrl(url: String, password: String = ""): Observable<String> {
         return Observable.create {
-            val html = OkHttpUtils.getHtml(url)
+            var html = OkHttpUtils.getHtml(url)
             val url2 = if (password.isEmpty()) {
                 val url1 = getUrl1(html)
-                val data = StringUtils.getSubString(OkHttpUtils.getHtml(url1), "},", "},")
-                val key = getKeyValueByKey(data, "sign") + "&" + getKeyValueByKey(data, "websignkey")
+                html = OkHttpUtils.getHtml(url1)
+                val data = getDataString(html)
+                Log.d("LanZouUtils", "data:$data")
+                val key = getKeyValueByKey(html, data, "sign") +
+                        "&" + getKeyValueByKey(html, data, "websignkey")
+                Log.d("LanZouUtils", "key:$key")
                 getUrl2(key, url1)
             } else {
                 getUrl2(StringHelper.getSubString(html, "sign=", "&"), url, password)
@@ -69,8 +74,8 @@ object LanZouUtils {
         return URLCONST.LAN_ZOU_URL + doc.getElementsByTag("iframe").attr("src")
     }
 
-    fun getKeyValueByKey(html: String, key: String): String {
-        val keyName = StringHelper.getSubString(html, "'$key':", ",")
+    fun getKeyValueByKey(html: String, data: String, key: String): String {
+        val keyName = StringHelper.getSubString(data, "'$key':", ",")
         return if (keyName.endsWith("'")) {
             key + "=" + keyName.replace("'", "")
         } else {
@@ -135,4 +140,10 @@ object LanZouUtils {
         conn.disconnect()
         return redirectUrl
     }
+
+    fun getDataString(html: String): String {
+        val start = html.lastIndexOf("data :") + "data :".length
+        val end = html.indexOf("},", start) + 1
+        return html.substring(start, end)
+    }
 }
\ No newline at end of file