diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index dc2d0c0fe..914d72c84 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -313,25 +313,25 @@ static ngx_http_variable_t  ngx_http_upstream_vars[] = {
 
     { ngx_string("upstream_addr"), NULL,
       ngx_http_upstream_addr_variable, 0,
-      NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 },
+      NGX_HTTP_VAR_NOCACHEABLE, 0 },
 
     { ngx_string("upstream_status"), NULL,
       ngx_http_upstream_status_variable, 0,
-      NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 },
+      NGX_HTTP_VAR_NOCACHEABLE, 0 },
 
     { ngx_string("upstream_response_time"), NULL,
       ngx_http_upstream_response_time_variable, 0,
-      NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 },
+      NGX_HTTP_VAR_NOCACHEABLE, 0 },
 
     { ngx_string("upstream_response_length"), NULL,
       ngx_http_upstream_response_length_variable, 0,
-      NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 },
+      NGX_HTTP_VAR_NOCACHEABLE, 0 },
 
 #if (NGX_HTTP_CACHE)
 
     { ngx_string("upstream_cache_status"), NULL,
       ngx_http_upstream_cache_status, 0,
-      NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE, 0 },
+      NGX_HTTP_VAR_NOCACHEABLE, 0 },
 
 #endif