diff --git a/app/src/main/java/io/legado/app/help/http/EncodeConverter.kt b/app/src/main/java/io/legado/app/help/http/EncodeConverter.kt
index a371135d0..b17f50ef8 100644
--- a/app/src/main/java/io/legado/app/help/http/EncodeConverter.kt
+++ b/app/src/main/java/io/legado/app/help/http/EncodeConverter.kt
@@ -6,7 +6,7 @@ import retrofit2.Retrofit
 import java.lang.reflect.Type
 import java.nio.charset.Charset
 
-class EncodeConverter private constructor(private val encode: String? = null) : Converter.Factory() {
+class EncodeConverter(private val encode: String? = null) : Converter.Factory() {
 
     override fun responseBodyConverter(
         type: Type?,
@@ -33,10 +33,4 @@ class EncodeConverter private constructor(private val encode: String? = null) :
         }
     }
 
-    companion object {
-
-        fun create(encode: String? = null): EncodeConverter {
-            return EncodeConverter(encode)
-        }
-    }
 }
diff --git a/app/src/main/java/io/legado/app/help/http/HttpHelper.kt b/app/src/main/java/io/legado/app/help/http/HttpHelper.kt
index 5ae7c286e..2945d2882 100644
--- a/app/src/main/java/io/legado/app/help/http/HttpHelper.kt
+++ b/app/src/main/java/io/legado/app/help/http/HttpHelper.kt
@@ -44,7 +44,7 @@ object HttpHelper {
     fun getRetrofit(baseUrl: String, encode: String? = null): Retrofit {
         return Retrofit.Builder().baseUrl(baseUrl)
             //增加返回值为字符串的支持(以实体类返回)
-            .addConverterFactory(EncodeConverter.create(encode))
+            .addConverterFactory(EncodeConverter(encode))
             //增加返回值为Observable<T>的支持
             .addCallAdapterFactory(CoroutinesCallAdapterFactory.create())
             .client(client)