diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 10fe0829e..1697e3593 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -192,7 +192,7 @@ dependencies {
     // implementation 'io.coil-kt:coil:2.2.2'
     implementation("com.github.Ehviewer-Overhauled.coil:coil-compose:53302f2")
 
-    implementation("io.ktor:ktor-client-cio:2.2.3")
+    implementation("io.ktor:ktor-client-okhttp:2.2.3")
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.4")
     implementation("org.jetbrains.kotlinx:kotlinx-serialization-cbor:1.5.0-RC")
     implementation("org.jsoup:jsoup:1.15.3")
diff --git a/app/src/main/java/com/hippo/ehviewer/EhApplication.kt b/app/src/main/java/com/hippo/ehviewer/EhApplication.kt
index 99767e173..2178f7162 100644
--- a/app/src/main/java/com/hippo/ehviewer/EhApplication.kt
+++ b/app/src/main/java/com/hippo/ehviewer/EhApplication.kt
@@ -56,8 +56,7 @@ import eu.kanade.tachiyomi.core.preference.AndroidPreferenceStore
 import eu.kanade.tachiyomi.ui.reader.setting.ReaderPreferences
 import eu.kanade.tachiyomi.util.lang.launchIO
 import io.ktor.client.HttpClient
-import io.ktor.client.engine.cio.CIO
-import io.ktor.client.plugins.cookies.HttpCookies
+import io.ktor.client.engine.okhttp.OkHttp
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -276,25 +275,6 @@ class EhApplication : Application(), DefaultLifecycleObserver, ImageLoaderFactor
         @JvmStatic
         val ehProxySelector by lazy { EhProxySelector() }
 
-        private val trustManager by lazy {
-            try {
-                val trustManagerFactory = TrustManagerFactory.getInstance(
-                    TrustManagerFactory.getDefaultAlgorithm()
-                )
-                trustManagerFactory.init(null as KeyStore?)
-                val trustManagers = trustManagerFactory.trustManagers
-                check(!(trustManagers.size != 1 || trustManagers[0] !is X509TrustManager)) {
-                    "Unexpected default trust managers:" + Arrays.toString(
-                        trustManagers
-                    )
-                }
-                trustManagers[0] as X509TrustManager
-            } catch (e: Exception) {
-                e.printStackTrace()
-                EhX509TrustManager
-            }
-        }
-
         @JvmStatic
         val okHttpClient by lazy {
             val builder = OkHttpClient.Builder()
@@ -303,6 +283,24 @@ class EhApplication : Application(), DefaultLifecycleObserver, ImageLoaderFactor
                 .proxySelector(ehProxySelector)
 
             if (Settings.getDF()) {
+                var trustManager: X509TrustManager
+                try {
+                    val trustManagerFactory = TrustManagerFactory.getInstance(
+                        TrustManagerFactory.getDefaultAlgorithm()
+                    )
+                    trustManagerFactory.init(null as KeyStore?)
+                    val trustManagers = trustManagerFactory.trustManagers
+                    check(!(trustManagers.size != 1 || trustManagers[0] !is X509TrustManager)) {
+                        "Unexpected default trust managers:" + Arrays.toString(
+                            trustManagers
+                        )
+                    }
+                    trustManager = trustManagers[0] as X509TrustManager
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                    trustManager = EhX509TrustManager
+                }
+
                 builder.sslSocketFactory(EhSSLSocketFactory, trustManager)
                 builder.proxy(Proxy.NO_PROXY)
             }
@@ -310,15 +308,9 @@ class EhApplication : Application(), DefaultLifecycleObserver, ImageLoaderFactor
         }
 
         val ktorClient by lazy {
-            HttpClient(CIO) {
+            HttpClient(OkHttp) {
                 engine {
-                    https {
-                        serverName = "0.0.0.0".takeIf { Settings.getDF() }
-                        trustManager = EhX509TrustManager
-                    }
-                }
-                install(HttpCookies) {
-                    storage = EhCookieStore
+                    preconfigured = okHttpClient
                 }
             }
         }
diff --git a/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt b/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt
index 9017a0bb0..3605029d5 100644
--- a/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt
+++ b/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt
@@ -18,21 +18,14 @@ package com.hippo.ehviewer.client
 import com.hippo.ehviewer.EhApplication
 import com.hippo.network.CookieDatabase
 import com.hippo.network.CookieSet
-import io.ktor.client.plugins.cookies.CookiesStorage
-import io.ktor.http.Url
 import okhttp3.Cookie
 import okhttp3.CookieJar
 import okhttp3.HttpUrl
 import okhttp3.HttpUrl.Companion.toHttpUrl
 import java.util.Collections
 import java.util.regex.Pattern
-import kotlin.collections.component1
-import kotlin.collections.component2
-import kotlin.collections.set
 
-typealias KtorCookie = io.ktor.http.Cookie
-
-object EhCookieStore : CookieJar, CookiesStorage {
+object EhCookieStore : CookieJar {
     private val db: CookieDatabase = CookieDatabase(EhApplication.application, "okhttp3-cookie.db")
     private val map: MutableMap<String, CookieSet> = db.allCookies
 
@@ -183,19 +176,9 @@ object EhCookieStore : CookieJar, CookiesStorage {
         db.clear()
     }
 
-    override suspend fun addCookie(requestUrl: Url, cookie: io.ktor.http.Cookie) {}
-
-    // This should never be closed
-    override fun close() {}
-
-    private val okhttpCookieToKtorCookieMap = hashMapOf<Cookie, KtorCookie>()
-    override suspend fun get(requestUrl: Url): List<io.ktor.http.Cookie> {
-        return loadForRequest(requestUrl.toString().toHttpUrl()).map {
-            okhttpCookieToKtorCookieMap[it] ?: KtorCookie(
-                it.name,
-                it.value
-            ).apply { okhttpCookieToKtorCookieMap[it] = this }
-        }
+    @Synchronized
+    fun close() {
+        db.close()
     }
 
     override fun saveFromResponse(url: HttpUrl, cookies: List<Cookie>) {