diff --git a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt
index 85a63ae10..8f7c02698 100644
--- a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt
+++ b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt
@@ -159,6 +159,8 @@ class AnalyzeUrl(
                             builder.add(item.key, item.value)
                         body = builder.build()
                     }
+                } ?: let {
+                    body = FormBody.Builder().build()
                 }
             }
         }