diff --git a/src/main/java/com/ai/da/common/security/filter/AuthenticationFilter.java b/src/main/java/com/ai/da/common/security/filter/AuthenticationFilter.java
index 612e8aac..c3058fa5 100644
--- a/src/main/java/com/ai/da/common/security/filter/AuthenticationFilter.java
+++ b/src/main/java/com/ai/da/common/security/filter/AuthenticationFilter.java
@@ -74,7 +74,12 @@ public class AuthenticationFilter extends OncePerRequestFilter {
                     wrappedRequest = new MultiReadHttpServletRequest(httpServletRequest);
                     wrappedResponse = new MultiReadHttpServletResponse(httpServletResponse);
                     extracted(wrappedRequest);
-                    filterChain.doFilter(wrappedRequest, wrappedResponse);
+                    // excel导出使用原始response,不对响应做包装
+                    if (requestURI.equals("/api/account/exportAccountsToExcel")) {
+                        filterChain.doFilter(httpServletRequest, httpServletResponse); // 不包装
+                    } else {
+                        filterChain.doFilter(wrappedRequest, wrappedResponse);
+                    }
                 }
             } catch (Exception e) {
                 SecurityContextHolder.clearContext();
diff --git a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
index 1da495f2..9adee153 100644
--- a/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/AccountServiceImpl.java
@@ -3401,7 +3401,7 @@ public class AccountServiceImpl extends ServiceImpl<AccountMapper, Account> impl
             // 5. 设置响应头
             response.reset();
             response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
-            response.setHeader("Content-Disposition", "attachment;filename=" + fileName);
+            response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(fileName, "UTF-8"));
             response.setHeader("Access-Control-Allow-Origin", "http://192.168.31.118:3000");
 
             // 6. 输出流写入