diff --git a/app/cronetlib/cronet_api.jar b/app/cronetlib/cronet_api.jar
index 5f322b8f8..464e8f6bf 100644
Binary files a/app/cronetlib/cronet_api.jar and b/app/cronetlib/cronet_api.jar differ
diff --git a/app/cronetlib/cronet_impl_common_java.jar b/app/cronetlib/cronet_impl_common_java.jar
index 4d627c1f2..b54f81b5b 100644
Binary files a/app/cronetlib/cronet_impl_common_java.jar and b/app/cronetlib/cronet_impl_common_java.jar differ
diff --git a/app/cronetlib/src/cronet_api-src.jar b/app/cronetlib/src/cronet_api-src.jar
index 6c11000c0..c175fb4e0 100644
Binary files a/app/cronetlib/src/cronet_api-src.jar and b/app/cronetlib/src/cronet_api-src.jar differ
diff --git a/app/cronetlib/src/cronet_impl_common_java-src.jar b/app/cronetlib/src/cronet_impl_common_java-src.jar
index d4e43c622..6e9402d80 100644
Binary files a/app/cronetlib/src/cronet_impl_common_java-src.jar and b/app/cronetlib/src/cronet_impl_common_java-src.jar differ
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
index 3bc10e838..2038e461a 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
@@ -44,7 +44,7 @@ class CronetInterceptor(private val cookieJar: CookieJar?) : Interceptor {
         val callback = CronetUrlRequestCallback(request, call)
         val urlRequest = buildRequest(request, callback)
         urlRequest.start()
-        return callback.waitForDone()
+       return callback.waitForDone(urlRequest)
     }
 
     private fun getCookie(url: HttpUrl): String {
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
index e7ea61ec1..544c0fb28 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
@@ -40,7 +40,7 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
         md5Url = ("https://cdn.jsdelivr.net/gh/ag2s20150909/cronet-repo@" +
                 ImplVersion.getCronetVersion() + "/cronet/" + ImplVersion.getCronetVersion() + "/"
                 + getCpuAbi(appCtx) + "/" + soName + ".js")
-        val dir = appCtx.getDir("lib", Context.MODE_PRIVATE)
+        val dir = appCtx.getDir("cronet", Context.MODE_PRIVATE)
         soFile = File(dir.toString() + "/" + getCpuAbi(appCtx), soName)
         downloadFile = File(appCtx.cacheDir.toString() + "/so_download", soName)
         Log.e(TAG, "soName+:$soName")
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetUrlRequestCallback.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetUrlRequestCallback.kt
index 9517f6e66..04c4d7066 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetUrlRequestCallback.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetUrlRequestCallback.kt
@@ -31,8 +31,20 @@ class CronetUrlRequestCallback @JvmOverloads internal constructor(
     private val mBuffer = Buffer()
 
     @Throws(IOException::class)
-    fun waitForDone(): Response {
-        mResponseCondition.block()
+    fun waitForDone(urlRequest: UrlRequest): Response {
+        //获取okhttp call的完整请求的超时时间
+        val timeOutMs: Long = mCall.timeout().timeoutNanos() / 1000000
+        if (timeOutMs > 0) {
+            mResponseCondition.block(timeOutMs)
+        } else {
+            mResponseCondition.block()
+        }
+        //ConditionVariable 正常open或者超时open后，检查urlRequest是否完成
+        if (!urlRequest.isDone) {
+            urlRequest.cancel()
+            mException = IOException("Cronet timeout after wait " + timeOutMs + "ms")
+        }
+
         if (mException != null) {
             throw mException as IOException
         }
@@ -74,7 +86,7 @@ class CronetUrlRequestCallback @JvmOverloads internal constructor(
 //        }
 //        Log.e("Cronet", sb.toString())
         //打印协议，用于调试
-        Log.e("Cronet", info.negotiatedProtocol)
+        Log.i("Cronet", info.negotiatedProtocol)
         if (eventListener != null) {
             eventListener.responseHeadersEnd(mCall, this.mResponse)
             eventListener.responseBodyStart(mCall)
@@ -89,8 +101,8 @@ class CronetUrlRequestCallback @JvmOverloads internal constructor(
         byteBuffer: ByteBuffer
     ) {
         byteBuffer.flip()
+
         try {
-            //mReceiveChannel.write(byteBuffer)
             mBuffer.write(byteBuffer)
         } catch (e: IOException) {
             Log.i(TAG, "IOException during ByteBuffer read. Details: ", e)
@@ -104,8 +116,6 @@ class CronetUrlRequestCallback @JvmOverloads internal constructor(
         eventListener?.responseBodyEnd(mCall, info.receivedByteCount)
         val contentType: MediaType? = (this.mResponse.header("content-type")
             ?: "text/plain; charset=\"utf-8\"").toMediaTypeOrNull()
-//        val responseBody: ResponseBody =
-//            mBytesReceived.toByteArray().toResponseBody(contentType)
         val responseBody: ResponseBody =
             mBuffer.asResponseBody(contentType)
         val newRequest = originalRequest.newBuilder().url(info.url).build()
diff --git a/app/src/main/java/io/legado/app/ui/dict/DictViewModel.kt b/app/src/main/java/io/legado/app/ui/dict/DictViewModel.kt
index 96e10d0d4..41d56d03b 100644
--- a/app/src/main/java/io/legado/app/ui/dict/DictViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/dict/DictViewModel.kt
@@ -74,7 +74,7 @@ class DictViewModel(application: Application) : BaseViewModel(application) {
      * @return
      */
 
-    fun isChinese(str: String): Boolean {
+    private fun isChinese(str: String): Boolean {
         val p = Pattern.compile("[\u4e00-\u9fa5]")
         val m = p.matcher(str)
         return m.find()
diff --git a/gradle.properties b/gradle.properties
index 667087ef0..7934fd0e7 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -19,3 +19,5 @@ android.useAndroidX=true
 android.enableJetifier=true
 # Kotlin code style for this project: "official" or "obsolete":
 kotlin.code.style=official
+
+android.enableResourceOptimizations=true