diff --git a/app/Services/CaService.php b/app/Services/CaService.php
index af2d39e..27b9b60 100644
--- a/app/Services/CaService.php
+++ b/app/Services/CaService.php
@@ -597,7 +597,6 @@ class CaService extends BaseService
             throw new BusinessException("处方签章失败");
         }
 
-        fclose($pdf_file);
         return $sign_pdf_result[0]['fileId'];
     }