diff --git a/app/src/main/java/io/legado/app/help/http/AjaxWebView.kt b/app/src/main/java/io/legado/app/help/http/AjaxWebView.kt
index 3c9f0c8b6..731e8ec9d 100644
--- a/app/src/main/java/io/legado/app/help/http/AjaxWebView.kt
+++ b/app/src/main/java/io/legado/app/help/http/AjaxWebView.kt
@@ -170,7 +170,7 @@ class AjaxWebView {
                     return@evaluateJavascript
                 }
                 if (retry > 30) {
-                    handler.obtainMessage(MSG_ERROR, Exception("time out"))
+                    handler.obtainMessage(MSG_ERROR, Exception("js执行超时"))
                         .sendToTarget()
                     handler.removeCallbacks(this)
                     return@evaluateJavascript