diff --git a/src/zh/bainianmanga/build.gradle b/src/zh/bainianmanga/build.gradle
index b71d8728b..44fb337ed 100755
--- a/src/zh/bainianmanga/build.gradle
+++ b/src/zh/bainianmanga/build.gradle
@@ -5,7 +5,7 @@ ext {
     extName = 'Bainian Manhua'
     pkgNameSuffix = 'zh.bainianmanga'
     extClass = '.Bainian'
-    extVersionCode = 7
+    extVersionCode = 8
 }
 
 apply from: "$rootDir/common.gradle"
diff --git a/src/zh/bainianmanga/src/eu/kanade/tachiyomi/extension/zh/bainianmanga/Bainian.kt b/src/zh/bainianmanga/src/eu/kanade/tachiyomi/extension/zh/bainianmanga/Bainian.kt
index 044eb4f7b..356ccc78d 100644
--- a/src/zh/bainianmanga/src/eu/kanade/tachiyomi/extension/zh/bainianmanga/Bainian.kt
+++ b/src/zh/bainianmanga/src/eu/kanade/tachiyomi/extension/zh/bainianmanga/Bainian.kt
@@ -16,7 +16,6 @@ import eu.kanade.tachiyomi.source.model.SChapter
 import eu.kanade.tachiyomi.source.model.SManga
 import eu.kanade.tachiyomi.source.online.ParsedHttpSource
 import eu.kanade.tachiyomi.util.asJsoup
-import okhttp3.OkHttpClient
 import okhttp3.Request
 import okhttp3.Response
 import org.jsoup.nodes.Document
@@ -41,7 +40,10 @@ class Bainian : ParsedHttpSource(), ConfigurableSource {
     private fun String.stripMirror() = if (useMirror) "/comic" + removePrefix("/manhuadaquan") else this
     private fun String.toMirror() = if (useMirror) baseUrl + "/manhuadaquan" + removePrefix("/comic") else baseUrl + this
 
-    override val client: OkHttpClient = network.client.newBuilder().rateLimit(2).build()
+    override val client = network.client.newBuilder()
+        .rateLimit(2)
+        .addInterceptor(MimeInterceptor)
+        .build()
 
     override fun popularMangaRequest(page: Int) = GET("$baseUrl/page/hot/$page.html", headers)
     override fun popularMangaNextPageSelector() = ".pagination > li:last-child > a"
@@ -191,10 +193,6 @@ class Bainian : ParsedHttpSource(), ConfigurableSource {
             title = "使用镜像网站"
             summary = "使用“漫画全集”网站，重启生效"
             setDefaultValue(false)
-            setOnPreferenceChangeListener { _, newValue ->
-                preferences.edit().putBoolean(USE_MIRROR_PREF, newValue as Boolean).apply()
-                true
-            }
         }.let { screen.addPreference(it) }
     }
 
diff --git a/src/zh/bainianmanga/src/eu/kanade/tachiyomi/extension/zh/bainianmanga/MimeInterceptor.kt b/src/zh/bainianmanga/src/eu/kanade/tachiyomi/extension/zh/bainianmanga/MimeInterceptor.kt
new file mode 100644
index 000000000..ddddbc480
--- /dev/null
+++ b/src/zh/bainianmanga/src/eu/kanade/tachiyomi/extension/zh/bainianmanga/MimeInterceptor.kt
@@ -0,0 +1,22 @@
+package eu.kanade.tachiyomi.extension.zh.bainianmanga
+
+import okhttp3.Interceptor
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.Response
+import okhttp3.ResponseBody.Companion.asResponseBody
+
+object MimeInterceptor : Interceptor {
+    override fun intercept(chain: Interceptor.Chain): Response {
+        val request = chain.request()
+        val response = chain.proceed(request)
+        if (response.header("Content-Type") == "application/octet-stream" &&
+            request.url.toString().contains(".jpg")
+        ) {
+            val body = response.body!!.source().asResponseBody(jpegMime)
+            return response.newBuilder().body(body).build()
+        }
+        return response
+    }
+
+    private val jpegMime = "image/jpeg".toMediaType()
+}