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-rw-r--r--src/http/ngx_http_upstream.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/http/ngx_http_upstream.h b/src/http/ngx_http_upstream.h
index c2f4dc0ba..cd21719fe 100644
--- a/src/http/ngx_http_upstream.h
+++ b/src/http/ngx_http_upstream.h
@@ -188,6 +188,7 @@ typedef struct {
ngx_array_t *pass_headers;
ngx_http_upstream_local_t *local;
+ ngx_flag_t socket_keepalive;
#if (NGX_HTTP_CACHE)
ngx_shm_zone_t *cache_zone;