diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index 2321f6e97..4a4f8eba2 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -1711,10 +1711,6 @@ ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u)
 
     if (u->headers_in.status_n >= NGX_HTTP_SPECIAL_RESPONSE) {
 
-        if (r->subrequest_in_memory) {
-            u->buffer.last = u->buffer.pos;
-        }
-
         if (ngx_http_upstream_test_next(r, u) == NGX_OK) {
             return;
         }
@@ -3464,6 +3460,12 @@ ngx_http_upstream_finalize_request(ngx_http_request_t *r,
 
 #endif
 
+    if (r->subrequest_in_memory
+        && u->headers_in.status_n >= NGX_HTTP_SPECIAL_RESPONSE)
+    {
+        u->buffer.last = u->buffer.pos;
+    }
+
     if (rc == NGX_DECLINED) {
         return;
     }