diff --git a/app/src/main/java/io/legado/app/help/JsExtensions.kt b/app/src/main/java/io/legado/app/help/JsExtensions.kt
index 238996a5a..a09d338c3 100644
--- a/app/src/main/java/io/legado/app/help/JsExtensions.kt
+++ b/app/src/main/java/io/legado/app/help/JsExtensions.kt
@@ -13,18 +13,14 @@ class JsExtensions {
      * js实现跨域访问,不能删
      */
     fun ajax(urlStr: String): String? {
-        try {
+        return try {
             val analyzeUrl = AnalyzeUrl(urlStr, null, null, null, null, null)
             val call = analyzeUrl.getResponse()
             val response = call.execute()
-            if (response.body() != null) {
-                return response.body()!!.toString()
-            }
+            response.body()?.toString()
         } catch (e: Exception) {
-            return e.localizedMessage
+            e.localizedMessage
         }
-
-        return null
     }
 
     /**