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-rw-r--r--src/http/ngx_http_upstream.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index 67ae1bc1c..c04e643fb 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -1573,8 +1573,9 @@ ngx_http_upstream_intercept_errors(ngx_http_request_t *r,
if (err_page[i].status == status) {
- if (status == NGX_HTTP_UNAUTHORIZED) {
-
+ if (status == NGX_HTTP_UNAUTHORIZED
+ && u->headers_in.www_authenticate)
+ {
h = ngx_list_push(&r->headers_out.headers);
if (h == NULL) {