diff --git a/app/Services/PatientFamilyService.php b/app/Services/PatientFamilyService.php
index d0f90a4..bad5110 100644
--- a/app/Services/PatientFamilyService.php
+++ b/app/Services/PatientFamilyService.php
@@ -594,7 +594,7 @@ class PatientFamilyService extends BaseService
         // 修改
         $data = array();
         if (isset($request_params['is_allergy_history'])){
-            if ($request_params['is_allergy_history'] != $patient_family_personal['is_allergy_history']){
+            if ($request_params['is_allergy_history'] !== $patient_family_personal['is_allergy_history']){
                 // 是否存在过敏史（0:否 1:是）
                 $data['is_allergy_history'] = $request_params['is_allergy_history'];
             }